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DESIGN AND ANALYSIS OF ALGORITHMS CS2251
ANNA UNIVERSITY PREVIOUS YEAR QUESTION
PAPER | CS 2251 DAA NOVEMBER/DECEMBER 2011
QUESTION PAPER

Saturday, January 28, 2012

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Fourth Semester

Computer Science and Engineering

CS
2251


DESIGN AND ANALYSIS OF ALGORITHMS

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. What do you mean by linear search?

2. What is the properties of big
-
Oh notation.

3. What greedy
algorithms?

4. What Knapsack problem?

5. What is traveling salesperson problem?

6. What do you mean by multistage graphs?

7. State the general backtracking method?

8. What is graph cloning?

9. What is spanning tree? Give an example.

10. What is NP Complete
ness?

PART B


(5 × 16 = 80 marks)

11. (a) (i) Define Asymptotic notations. Distinguish between Asymptotic

notation and conditional
asymptotic notation. (10)

(ii) Explain how the removing condition is done from the

conditional Asymptotic notation with an
e
xample. (6)

Or

(b) (i) Explain how analysis of linear search is done with a suitable

illustration. (10)

(ii) Define recurrence equation and explain how solving recurrence

equations are done. (6)

12. (a) What is divide and conquer strategy and explain the b
inary search

with suitable example problem.

Or

(b) Distinguish between Quick sort and Merge sort, and arrange the

following numbers in increasing order
using merge sort. (18, 29, 68,

32, 43,37, 87, 24, 47, 50)

13. (a) (i) Explain the multistage graph probl
em with an example. (8)












(ii) Find an optimal solution to the knapsack instance n = 7, m= 15

(p1, p2, p3, ….p7) = (10, 5, 15,
7, 6, 18, 3) and (w1, w2, w3, ...

w7) (2, 3, 5, 7, 1, 4, 1) (8)

Or

(b) Describe binary search tree with three traversal
patterns? Give

suitable example with neat diagram for
all three traversal of binary

search tree.. (16)

14. (a) (i) How does backtracking work on the 8 Queens problem with

suitable example? (8)

(ii) Explain elaborately recursive backtracking algorithm? (8)

Or

(b) What is Hamiltonian problem? Explain with an example using

backtracking. (16)



15. (a) Write a complete LC branch
-
and
-
bound algorithm for the job

sequencing with deadlines problem.
Use the fixed tuple size

formulation. (16)

Or

(b) Write a non
-
deter
ministic algorithm to find whether a given graph

contains a Hamiltonian cycle. (16)







COMPUTER GRAPHICS CS2401 ANNA UNIVERSITY
QUESTION PAPER |CS2401 CG

NOVEMBER/DECEMBER 2011 PREVIOUS YEAR
QUESTION PAPER

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Seventh Semester

Computer Science and Engineering

CS 2401


COMPUTER GRAPHICS

(Co
mmon to Information Technology)

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. Write down any two line attributes.

2. Differentiate window and viewport.

3. What are spline curves?

4. Define
quadric surfaces.

5. What is animation?

6. Define keyframes.

7. What do you mean by shading of objects?

8. What is texture?

9. Define fractals.

10. Differentiate Mandelbrot and Julia sets.


PART B


(5 × 16 = 80 marks)



11. (a) Write down and explain the
midpoint circle drawing algorithm.

Assume 10 cm as the radius and co
-
ordinate origin as the centre of

the circle.

Or

(b) Explain in detail the Cohen
-
Sutherland line clipping algorithm with

an example.

12. (a) Differentiate parallel and perspective projecti
ons and derive their

projection matrices.

Or

(b) With suitable examples, explain all 3D transformations.

13. (a) Write notes on RGB and HSV color models.

Or

(b) Discuss the following:

(i) Methods to draw 3D objects. (8)

(ii) Basic OPENGL operations. (8)

14
. (a) Explain the following:

(i) Adding texture to faces. (8)

(ii) Adding shadows of objects. (8)

Or

(b) Write down and explain the details to build a camera in a program.

15. (a) Write notes on Peano curves.

Or

(b) Write about random fractals in detail.

—————————


ADVANCED COMPUTER ARCHITECTURE CS2354
NOVEMBER/DECEMBER 2011 ANNA UNIVERSITY


QUESTION PAPER | CS2354 ACA PREVIOUS YEAR
QUESTION PAPER

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Sixth Semester

Computer Science and Engineering

CS 2354


ADVANCED COMPUTER ARCHITECTURE

(
Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. What is instruction level parallelism?

2. What are the advantages of loop unrolling?

3. What are the limitations of VLIW?

4. What is the use of
branch
-
target buffer?

5. Distinguish between shared memory multiprocessor and message
-
passing

multiprocessor.

6. Differentiate multithreading computers from multiprocessor systems

7. Define the terms cache miss and cache hit.

8. What is RAID?

9. What is a
multi
-
core processor?

10. What is a cell processor?


PART B


(5 × 16 = 80 marks)



11. (a) (i) Explain the data and name dependencies with suitable

example.

(10)

(ii) Discuss about the benefits and limitations of static branch

prediction and dynamic branc
h prediction
(6)

Or

(b) Briefly explain how to overcome data hazards with dynamic

scheduling using Tomasula’s approach.
(16)

12. (a) (i) Describe the architecture of Itanium processor with the help of

a block diagram. (8)

(ii) Explain how ILP is achieved
in EPIC processors (8)

Or

(b) (i) Describe the architectural features of IA64 processor in detail.(8)

(ii) What are the advantages and disadvantages of software
-
based

and hardware
-
based speculation
mechanism? (8)

13. (a) (i) Briefly compare instruction lev
el parallelism with thread
-
level

parallelism. (8)

(ii) Explain the basic architecture of a distributed memory

multiprocessor system. (8)

Or

(b) (i) Explain various memory consistency models in detail. (10)

(ii) What is multithreading and what are the advan
tages of

multithreading? (6)

14. (a) What is meant by cache coherence problem? Describe various

protocols for cache coherence. (16)

Or

(b) Briefly explain various I/O performance measures. (16)

15. (a) (i) Describe the architecture of typical CMT processor
. (8)

(ii) Discuss the design issues for simultaneous multithreading. (8)

Or

(b) (i) Explain the architectural features of IBM cell processor in

detail.

(10)

(ii) Briefly compare SMT and CMP architectures. (6)


MICROPROCESSORS AND MICROCONTROLLERS
CS2252 ANNA UNIVERSITY QUESTION PAPER | CS
2252 MICROPROCESSORS AND


MICROCONTROLLERS NOVEMBER/DECEMBER
2011 QUEST
ION PAPER DOWNLOAD

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Fourth Semester

Computer Science and Engineering

CS 2252


MICROPROCESSORS AND MICROCONTROLLERS

(Common to Information Technology)

(Regulation 2008)

Time : Three hours
Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. Identify the addressing mode of the following 8085 instruction.

(a) SHLD 2500H

(b) DCR E

2. Name the machine cycles needed to execute the 8085 instruction MVIB,4FH.

3. What are the
general purpose registers in 8086?

4. Give the importance of the assembler directive EVEN.

5. What are the features of closely coupled multiprocessor systems?

6. What do you mean by CCW in an I/O processor?

7. How many address lines and data lines are nece
ssary for accessing 32Kx8

memory?

8. What is DMA?

9. What are the differences between a microprocessor and a microcontroller?

10. How is the selection of particular register bank done in 8051?


PART B

(5 × 16 = 80 marks)



11. (a) Explain the Intel 8085 M
icroprocessor architecture with neat

diagram.

(16)

Or

(b) (i) Discuss the different groups of instruction set of 8085 with

suitable examples.(8)

(ii) Write an 8085 ALP to find the largest number in a array of 10

data. Starting address of the array of
data
is 4250H. (8)

12. (a) (i) Explain the various addressing modes of 8086 processor with

suitable examples. (10)

(ii) Compare macro and procedure. (6)

Or

(b) (i) Write an 8086 ALP to find the sum of numbers in the array of

12 elements. (8)

(ii) What is BIOS?
Discuss the various BIOS function calls. (8)

13. (a) (i) Draw the block diagram of 8087 numeric Data processor and

explain. (10)

(ii) Discuss briefly the data types supported by 8087 Numeric Data

Processor. (6)

Or

(b) (i) Explain the block diagram of 8089
I/O processor. (10)

(ii) Discuss the schemes used to solve the bus arbitration problem

in multiprocessors (6)

14. (a) Explain the 8251 USART with neat block diagram. Also explain its

mode word, command word and
status word. (16)

Or

(b) Describe the block d
iagram of 8259 Programmable Interrupt

Controller and its priority modes. (16)

15. (a) (i) Draw the pin diagram of 8051 microcontroller and explain the

functions of each pin. (10)

(ii) Discuss briefly the various registers in 8051 microcontroller. (6)

Or

(b) (i) Explain the interfacing of 4×4 matrix keyboard to the 8051

microcontroller with neat diagram. (10)

(ii) Briefly write about the IE and IP register in 8051

microcontroller.

(6)



SOFTWARE ENGINEERING AND QUALITY
ASSURANCE IT2251 ANNA UNIVERSITY MODEL


QUESTION PAPER | SEQA IT 2251 PREVIOUS YEAR
QUESTION PAPER NOVEMBER/DECEMBER 2011

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Fourth Semester

Information Technology

IT 2251


SOFTWARE ENGINEERING AND QUALITY ASSURANCE

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20
marks)

1. What is meant by Independent Verification and Validation?

2. Differentiate Waterfall model with V
-
Model.

3. Name the components of CASE tools for structured methodology.

4. List the steps involved in requirements elicitation and analysis.

5. What

is meant by heuristic evaluation?

6. List out the steps involved in real time software design.

7. What is meant by Boundary value analysis?

8. Define the term process maturity.

9. Name any four quality control tools.

10. State the benefits of QFD.

PART B


(5 × 16 = 80 marks)

11. (a) (i) Describe the process model which defines a network of

activities. (8)

(ii) State as to why the first system is always a throw away system?

Explain the concept with advantages
and disadvantages. (8)

Or

(b) (i) Draw a system

engineering hierarchy diagram and explain the

concept. (8)

(ii) Explain the process model that combines the elements of

waterfall and iterative fashion. (8)

12. (a) Give a brief description of software prototyping and briefly discuss

the various prototypi
ng
techniques. (16)

Or

(b) With an example describe the three process steps for transforming a

dataflow diagram to a structure
chart. (16)

13. (a) (i) Draw a translating diagram for analysis model into a software

design Specification. (8)

(ii) Give a compl
ete template for documentation design

specification.

(8)

Or

(b) (i) Which is a measure of interconnection among modules in a

program structure?Explain. (8)

(ii) What is the difference between Level
-
0 and Level
-
1 DFD? Draw

a Level
-
0 and Level
-
1 DFD for safe

Home Security System. (8)

14. (a) (i) What are all the formulas for cyclomatic complexity? Calculate

cyclomatic Complexity for
greatest of three numbers. (8)

(ii) How would you derive test cases for the given project? Explain

in detail.

(8)

Or

(b) (i) Nar
rate the path testing procedure in detail with a sample code.(8)

(ii) Explain the different integration testing approaches. (8)

15. (a) Explain how software process assessment helps software

organizations to improve themselves. (16)

Or

(b) Write detailed n
otes on ISO9000 series of quality management

standards. (16)


DESIGN AND ANALYSIS OF ALGORITHMS CS2251
ANNA UNIVERSITY PREVIOUS YEAR QUESTION
PAPER | CS
2251 DAA NOVEMBER/DECEMBER 2011
QUESTION PAPER

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Fourth Semester

Computer Science and Engineering

CS 2251


DESIGN AND ANALYSIS OF ALGORITH
MS

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. What do you mean by linear search?

2. What is the properties of big
-
Oh notation.

3. What greedy algorithms?

4. What Knapsack problem?

5. What
is traveling salesperson problem?

6. What do you mean by multistage graphs?

7. State the general backtracking method?

8. What is graph cloning?

9. What is spanning tree? Give an example.

10. What is NP Completeness?

PART B


(5 × 16 = 80 marks)

11. (a) (i)

Define Asymptotic notations. Distinguish between Asymptotic

notation and conditional
asymptotic notation. (10)

(ii) Explain how the removing condition is done from the

conditional Asymptotic notation with an
example. (6)

Or

(b) (i) Explain how analysis of

linear search is done with a suitable

illustration. (10)

(ii) Define recurrence equation and explain how solving recurrence

equations are done. (6)

12. (a) What is divide and conquer strategy and explain the binary search

with suitable example problem.

Or

(b) Distinguish between Quick sort and Merge sort, and arrange the

following numbers in increasing order
using merge sort. (18, 29, 68,

32, 43,37, 87, 24, 47, 50)

13. (a) (i) Explain the multistage graph problem with an example. (8)












(ii) Find a
n optimal solution to the knapsack instance n = 7, m= 15

(p1, p2, p3, ….p7) = (10, 5, 15,
7, 6, 18, 3) and (w1, w2, w3, ...

w7) (2, 3, 5, 7, 1, 4, 1) (8)

Or

(b) Describe binary search tree with three traversal patterns? Give

suitable example with neat diag
ram for
all three traversal of binary

search tree.. (16)

14. (a) (i) How does backtracking work on the 8 Queens problem with

suitable example? (8)

(ii) Explain elaborately recursive backtracking algorithm? (8)

Or

(b) What is Hamiltonian problem? Explain wi
th an example using

backtracking. (16)



15. (a) Write a complete LC branch
-
and
-
bound algorithm for the job

sequencing with deadlines problem.
Use the fixed tuple size

formulation. (16)

Or

(b) Write a non
-
deterministic algorithm to find whether a given
graph

contains a Hamiltonian cycle. (16)


OBJECT ORIENTED ANALYSIS AND DESIGN CS2353
ANNA UNIVERSITY NOVEMBER/DECEMBER 2011
QUESTION PAPER | OOAD CS
2353 PREVIOUS YEAR
MODEL QUESTION PAPER

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Sixth Semester

Computer Science and Engineering

CS 2353


OBJECT ORIENTED ANALYSIS AND DESIGN

(Common to Information Technology)



(Regulation 2008)

Time : Three hours




































































Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. List out any four reasons for the complexity of software.

2. What do you mean by use cases and actors?

3. Give the hint to identify the attributes of a class.

4. Define swim lane.

5. What do you mean by sequence diagram? Mention its use.

6. What do you

mean by sequence number in UML? Where and for what it is

used?

7. Distinguish between coupling and cohesion.

8. Write a note on Patterns.

9. Define component with an example.

10. How will you reflect the version control information in UML diagram?


PART B



(5 × 16 = 80 marks)



11. (a) What do you mean by Unified Process in OOAD? Explain the phases

with suitable diagrams. (16)

Or

(b) By considering the Library Management system, perform the Object

Oriented System Development and
give the use case model
for the

same (use include, extend and generalization). (16)

12. (a) Explain the relationships that are possible among the classes in the

UML representation with your
own example. (16)

Or

(b) Explain the following with an example :

(i) Conceptual class diag
ram

(ii) Activity Diagram. (8 + 8)

13. (a) With a suitable example explain how to design a class. Give all

possible representation in a class
(name, attribute, visibility,

methods, responsibilities). (16)

Or

(b) What do you mean by interaction diagrams? Ex
plain them with a

suitable example. (16)

14. (a) What is GRASP? Explain the design patterns and the principles used

in it. (16)

Or

(b) What is design pattern? Explain the GoF design patterns. (16)

15. (a) Explain the state chart diagram with a suitable
example. Also define

its components and use. (16)

Or

(b) Consider the Hospital Management System application with the

following requirements

(i) System should handle the in
-
patient, out
-
patient information

through receptionist.

(ii) Doctors are allowed to
view the patient history and give their

prescription.

(iii) There should be a information system to provide the required

information.

Give the state chart, component and deployment diagrams.(6 + 6 + 4)

ENVIRONMENTAL SCIENCE AND ENGINEERING
GE2021 NOVEMBER/DECEMBER 2011 MODEL
QUESTION PAPER | GE2021 EVS NOV/DEC
PREVIOUR YEAR ANNA UNIVERSITY QUESTION
PAPER

Tuesday, January 24, 2012

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B.E./B.Tech. DEGREE EX
AMINATION, NOVEMBER/DECEMBER 2011.

Fifth Semester

Mechanical Engineering

GE 2021


ENVIRONMENTAL SCIENCE AND ENGINEERING

[Common to Sixth Semester


Petroleum Engineering, Fifth Semester


Aeronautical Engineering, Automobile Engineering, Electronics and

Communication Engineering and Production Engineering


Third Semester




Computer Science and Engineering, Civil Engineering and Information

Technology and Fourth Semester


Biomedical Engineering]

(Regulation 2008)

Time : Three hours Maximum : 100 marks

An
swer ALL questions.

PART A


(10 × 2 = 20 marks)

1. Differentiate between food chain and food web.

2. Define Genetic diversity and species diversity.

3. Classify the sources of Air pollution.

4. What is marine pollution?

5. Define Food security.

6. What
are the factors that contribute to land degradation?

7. What is sustainable development?

8. State the effects of Acid rain?

9. Define the term doubling time in connection with population growth.

10. Differentiate between HIV and AIDS.

PART B


(5 × 16 = 80

marks)

11. (a) (i) Explain the role of producers, consumers and decomposers in

an

ecosystem. (8)

(ii) What are the major factors that are responsible for the loss of

biodiversity? Explain. (8)

Or

(b) Explain the characteristic features of

(i) Forest eco s
ystem. (8)

(ii) Aquatic ecosystem. (8)

12. (a) (i) Explain the activated sludge process with a flow diagram. (8)

(ii) What is BOD? Explain how BOD is determined for a

wastewater. (8)

Or

(b) (i) What is noise? How is noise pollution controlled? Suggest

suit
able

steps. (8)

(ii) Discuss the role of an individual in pollution prevention. (8)

13. (a) (i) Explain the environmental effects of Deforestation. (8)

(ii) Discuss the benefits and problems of dams. (8)

Or

(b) (i) Enumerate the adverse effects of Modern A
griculture on soil

and water sources. (8)

(ii) What is renewable energy? Write a brief note on any two

renewable

energy sources. (8)

14. (a) (i) Discuss the ways to minimize radiation exposure in case of a

nuclear accident. (8)

(ii) Explain the salient fea
tures of the Environment (Protection) Act,

1986. (8)

Or

(b) (i) Discuss the chemistry of ozone depletion. (8)

(ii) What is rain water harvesting? How are the rain water

harvesting

methods classified? Briefly explain.
(8)

15. (a) (i) Draw a typical populati
on pyramid of developing country and

discuss. (8)

(ii) Explain the Environmental problems posed by population

explosion. (8)

Or

(b) (i) Explain the steps that are being taken in India to impart value

education. (8)

(ii) Discuss the role of Information
Technology in the protection of

Environment and Human Health. (8)

ANALOG AND DIGITAL COMMUNICATION CS2204
NOVEMBER/DECEMBER 2011.QUESTION PAPER |
C
S2204 ADC NOV/DEC 2011 ANNA UNIVERSITY
PREVIOUS YEAR QUESTION PAPER

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Third Semester

Computer Science and Engineering

CS 2204


ANALOG AND DIGITAL COMMUNICATION

(Regulation 2008)

Tim
e : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)



1. Define Amplitude modulation.

2. What is modulation index and percentage modulation in AM?

3. What is Shannon limit for information capacity?

4. What is binary phase
shift keying?

5. What is the need for sampling?

6. Define inter symbol interference (ISI).

7. List any two data communication standard organization.

8. What is a data modem?

9. List the spread spectrum techniques.

10. What is CDMA?

PART B


(5 × 16 = 80 ma
rks)

11. (a) (i) Explain the principles of amplitude modulation. (8)

(ii) Write a note on frequency spectrum analysis of angle modulated

waves. (8)

Or

(b) (i) Explain the band width requirements of anogle modulated

waves.

(8)

(ii) Compare FM and PM. (8)

12
. (a) (i) Discuss the principle of operation of FSK transmitter. (8)

(ii) Write a note on QPSK. (8)

Or

(b) (i) Discuss the principle of operation of FSK receiver. (8)

(ii) Write a note on DPSK. (8)

13. (a) (i) Describe the basic principles of PCM system. (
8)

(ii) What is companding? Explain in detail. (8)

Or

(b) (i) Describe in detail the adaptive delta modulation system. (8)

(ii) What is signal to quantitation noise? Explain. (8)

14. (a) (i) Write a note on data communication codes. (8)

(ii) Explain serial

and parallel interfaces in detail. (8)

Or

(b) (i) Explain in detail about error detection and correction. (8)

(ii) Write a note on medium and high speed modem. (8)

15. (a) (i) Explain the principle of DS spread spectrum technique. (8)

(ii) Explain the sal
ient features of wireless communication. (8)

Or

(b) (i) Describe the frequency hopping spread spectrum technique in

detail. (8)

(ii) Explain the basic principle of TDMA. (8)

OPERATING SYSTEMS CS2254 ANNA UNIVERSITY
NOVEMBER/DECEMBER 2011. QUESTION PAPER |
CS2254 OS NOV/DEC 2011 MODEL QUESTION
PAPER

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B.E./B.Tech. DEGREE EXAMINATION,
NOVEMBER/DECEMBER 2011.

Fourth Semester

Computer Science and Engineering

CS 2254


OPERATING SYSTEMS

(Common to Information Technology)

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. What does

the CPU do when there are no user programs to run?

2. What is the principal advantage of the multiprogramming?

3. Define Mutual Exclusion.

4. What is Semaphore?

5. What is page frame?

6. What is internal fragmentation?

7. A direct or sequential access has

a fixed file
-
size S
-
byte record. At what



logical location, the first byte of record N will start?

8. Give an example of a situation where variable
-
size records would be

useful.

9. Writable CD
-
ROM media are available in both 650 MB and 700 MB

versions. Wha
t is the principle disadvantage, other than cost, of the 700

MB version?

10. Which disk scheduling algorithm would be best to optimize the

performance of a RAM disk?

PART B


(5 × 16 = 80 marks)

11. (a) (i) Explain the important services of an operating sy
stem.

(8)

(ii) Discuss in detail the concept of virtual machines, with neat

sketch.

(8)

Or

(b) Write detailed notes on process control and file manipulation. (16)

12. (a) Explain in detail about any two CPU scheduling algorithms with

suitable examples.
(16)

Or

(b) (i) What is a deadlock? What are the necessary conditions for a

deadlock to occur? (6)

(ii) How can a system recover from deadlock? (10)

13. (a) Explain about contiguous memory allocation with neat diagram.

(16)

Or

(b) What do you mean by pagin
g? Discuss in detail about structure of

page tables with appropriate examples. (16)

14. (a) Write a detailed note on various file access methods with neat sketch.(16)

Or

(b) Discuss the different file allocation methods with suitable example. (16)

15. (a)
Describe the important concepts of application I/O interface. (16)

Or

(b) Explain any two disk scheduling algorithms with suitable example. (16)




















GE2211 Environmental Science and Engineering question
bank anna university

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Subject Code : GE2211

Subject Name : Environmental Science and Engineering



UNIT


I


PART


A (2 MARKS)


1. Define Environmental Science.

2.
What is meant by deforestation?

3. State the environmental effects of extracting & using mineral resources.

4. State the need for public awareness for solving environmental problems.

5. What is geothermal energy?

6. State any two problems caused by the con
struction of dams.

7. Write any two functions of forest.

8. What are the advantages of conjunctive uses of water?

9. Define environmental impact statement.

10. What is soil fertility?

11. Explain soil leaching.

12. What is

soil erosion? How can it be
controlled?

13. Define desertification.

14. Define Overgrazing. What are

the effects

of overgrazing?

15. Distinguish between water logging & Salinity.

PART


B (16 marks)


1. Explain Renewable & non
-
Renewable

energy resources

with examples. (16)


2. (a) Co
mpare nuclear power with coal. (6) (b) Write a note on energy conservation. (4)

© What is Solar Space heating? Explain (6)


3. (a) What are the causes of

soil erosion

& deforestation? Explain in detail (8)

(b) Discuss the consequences of overdrawing surfac
e and Ground water. (8)


4. a)Write briefly on any four alternate source of energy (8)

b) Explain effects of construction of dam on tribal people (8)


5. (a) Write

the effects

of extracting and using mineral resources. (4)

(b) Explain the scope & importanc
e of Environment. (8)

© Enumerate the benefits & draw backs of building of dams. (4)


6. (a) What are

the effects

of modern Agriculture? (8)

(b) Discuss the causes of land degradation. (8)


UNIT


II


PART


A (2 MARKS)


1. Define Producers.

2. Name the
four ecosystems.

3. What is Ecological succession?

4. What are food chain & food Webs?

5. What is the classification of biotic component of ecosystems?

6. Define Biodiversity.



7. What are the advantages& disadvantages of in
-
situ& ex
-
situ conservation of
biodiversity?

8. Enumerate the human activities which destroy the biodiversity.

9. Write note on endemic species.

10. Define Biosphere.

11. Define consumers & Classify them.

12. What is Biomes? Give Examples.

13. Define Estuaries.

14. Define poaching.

15.
Define Species & Genetic diversity.

PART


B (16 MARKS)


1. (a) What is an ecosystem? Describe the structure & function of various components of an
ecosystem. (10)

(b) Explain the various threats to biodiversity. (6)


2. (a) Define Ecological pyramids and
explain different types of ecological pyramids. (6)

(b) Describe the types, characteristics features, structure& function of

i). Forest ecosystem ii). Aquatic ecosystem (10)


3. (a) Explain In
-
Situ & Ex
-
Situ Conservation of Biodiversity (8)

(b) What is mea
nt by value of biodiversity? Explain different values of biodiversity (8)


4. Write briefly on

1. Ecological succession

2. Energy flow through an ecosystem

3. Hot spots of biodiversity ( 4+4+8)


5. (a) What is the biodiversity what are the reasons for decl
ine for biodiversity (10)

(b) Write short notes on: (1) Producers (2) Consumers (3) Decomposers (3 X 2 = 6)

UNIT


III

PART


A (2 MARKS)


1. Define pollution.


2. Name any four air pollutants, and their sources and impacts.

3. What are point and non
-
point

sources of water pollution?

4. Define hazardous wastes.

5. Write any four major water pollutants.

6. Define photochemical smog.

7. Define floods.

8. Define disasters

9. Write any two causes of soil pollution.

10. Define noise pollution.

11. When a sound c
auses noise pollution.

12. What are the types of solid waste?

PART


B (16 MARKS)

1 (a).Discuss the major air pollutants and their impacts. (8)

(b) Explain the various methods of controlling air pollution. (8)


2. (a) Discuss briefly the disposal of Munici
pal solid waste management. (8)

(b) Explain the causes, effects and control measures of water pollution. (8)


3. (a) Discuss major air pollutants and their impacts. (6)

(b) What is Thermal pollution and explain their impacts? (6).

©What are the sources of
radioactive pollution? (4)


4. (a) Explain in detail the role of individual in conservation of natural resources. (8)

(b).Explain

the effects

nuclear and Radiation pollution. (8)


5. (a) Write a brief note on of thermal pollution. (6)

(b) Discuss the cause
s, effects & control measures of marine pollution. (10)

UNIT


IV



PART


A (2 MARKS)


1. What are the causes and effects of global warming?

2. What are causes and effects of

ozone

layer depletion?

3. What is acid rain?

4. Explain the term sustainable devel
opment.

5. Define resettlement and rehabilitation.

6. Write note on climate change.

7. Explain green house effect.

8. Write reason for

wetland

reclamation.

9. Write any four effects of climate change.

10. What is watershed management?

PART


B (16 MARKS)


1. (a) Explain forest conservation act.. (8)

(b) Write the factors influence the unsustainable to sustainable development. . (8)


2. (a) Explain nuclear accidents and holocaust. . (8)

(b) Write notes on global warming. . (8)


3. (a) Write a note on watersh
ed management. (4)

(b) Write briefly Bhopal disaster and Chernobyl disaster. (8)

© Discuss briefly on environment protection act 1986. (4)


4. (a) Discuss the agenda for sustainable development (8)

(b) Write briefly on nuclear accidents (8)


5. Write brief
ly on

a. Green House Effect (4) b. Acid Rain (4) c. Rain water Harvesting (6) d. Climate Change (2)

UNIT


V

PART


A (2 MARKS)


1. Define Population explosion

2. Define ZPG (Zero Population Growth)

3. Briefly account on human rights.

4. Define Population
equilibrium

5. Explain total fertility rate

6. Define population equation

7. State how environment and human health are related

8. State the role of information technology in environment.

9. List the problems of population growth.

10. What is AIDS? How to
prevent it?

PART


B (16 MARKS)


1. (a) Explain the role of IT in environment and human health. (12)

(b) Write short note on Value Education (4)


2. (a) Write briefly on implementation of family planning programme. (6)

(b) Write a note on AIDS in developin
g country (4)

© Discuss the factors influencing the family size (6)


3. (a) Population explosion affects the environment seriously


discuss. (8) (b) Deterioration of
environment leads to deterioration of human health


Justify(8)


4. (a) Write a note on t
he following in relation to human population & environment

i). Woman Child Welfare. (4)

ii). Human Rights. (4)


(b) Write briefly on:

i) Population momentum. (4)

ii) Population Profile. (4)




5. (a) Discuss the growth of population can be successfully
implemented . (6)

(b) Discuss the factors influencing the family size. (4)

© Discuss on the steps taken in India to prevent AIDS. (6)

COMPUTER GRAPHICS
CS2401 ANNA UNIVERSITY
QUESTION PAPER |CS2401 CG
NOVEMBER/DECEMBER 2011 PREVIOUS YEAR
QUESTION PAPER

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Seventh Semester

Computer Science and Engineering

CS 2401


COMPUTER GRAPHICS

(Common to Information Technology)

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A



(10 × 2 = 20 marks)

1. Write down any two line attributes.

2. Differentiate window and viewport.

3. What are spline curves?

4. Define quadric surfaces.

5. What is animation?

6. Define keyframes.

7. What do you mean by shading of objects?

8. What is text
ure?

9. Define fractals.

10. Differentiate Mandelbrot and Julia sets.


PART B


(5 × 16 = 80 marks)



11. (a) Write down and explain the midpoint circle drawing algorithm.

Assume 10 cm as the radius and co
-
ordinate origin as the centre of

the circle.

Or

(b
) Explain in detail the Cohen
-
Sutherland line clipping algorithm with

an example.

12. (a) Differentiate parallel and perspective projections and derive their

projection matrices.

Or

(b) With suitable examples, explain all 3D transformations.

13. (a) Write notes on RGB and HSV color models.

Or

(b) Discuss the following:

(i) Methods to draw 3D objects. (8)

(ii) Basic OPENGL operations. (8)

14. (a) Explain the following:

(i) Adding texture to faces. (8)

(ii) Adding shadows of objects. (8)

Or

(b)
Write down and explain the details to build a camera in a program.

15. (a) Write notes on Peano curves.

Or

(b) Write about random fractals in detail.

—————————




DATABASE MANAGEMENT SYSTEMS CS2255
MODEL QUESTION PAPER | CS 2255 DBMS
QUESTION PAPER NOVEMBER/DECEMBER 2011

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Fou
rth Semester

Computer Science and Engineering

CS 2255


DATABASE MANAGEMENT SYSTEMS

(Common to Information Technology)

(Regulation 2008)

Time : Three hours




























































Maximum : 100 marks

Answer ALL
questions.

PART A


(10 × 2 = 20 marks)

1. What is a data model?

2. With an example explain what a derived attribute is?

3. Consider the following relation :

EMP (ENO, NAME, DATE_OF_BIRTH, SEX, DATE_OF_JOINING,

BASIC_PAY, DEPT) Develop an SQL query that
will find and display the

average BASIC_PAY in each DEPT.

4. List the two types of embedded SQL SELECT statements.

5. Consider the following relation :

R (A, B, C, D, E)

The primary key of the relation is AB. The following functional

dependencies hold :

A

C

B

D

AB


E


Is the above relation in second normal form?

6. Consider the following relation :

R(A, B, C, D)

The primary key of the relation is A. The following functional dependencies

hold :

A

B,C


B

D


Is the above relation in third normal form?

7.
List the two commonly used Concurrency Control techniques.

8. List the SQL statements used for transaction control.

9. What are ordered indices?

10. Distinguish between sparse index and dense index.

PART B


(5 × 16 = 80 marks)

11. (a) (i) Construct an E
-
R

diagram for a car
-
insurance company whose

customers own one or more cars
each. Each car has associated

with it zero to any number of recorded accidents. State any

assumptions
you make. (6)

(ii) A university registrar’s office maintains data about the foll
owing

entities :

(1) Courses, including number, title, credits, syllabus, and

prerequisites;

(2) Course offerings, including course number, year,

semester, section number, instructor, timings, and

classroom;

(3) Students, including student
-
id, name, and pr
ogram; and

(4) Instructors, including identification number, name,

department, and title. Further, the enrollment of students

in courses and grades awarded to students in
each course

they are enrolled for must be appropriately modeled.

Construct an E
-
R dia
gram for the
registrar’s office.

Document all assumptions that you make about the

mapping constraints.

(10)

Or

(b) (i) With a neat sketch discuss the three
-
schema architecture of a

DBMS. (8)

(ii) What is aggregation in an ER model? Develop an ER diagram

us
ing aggregation that captures the
following information :


Employees work for projects. An employee working for a

particular project uses various machinery.
Assume necessary

attributes. State any assumptions you make. Also discuss

about the ER diagram you
have designed. (2 + 6)

12. (a) (i) Explain the distinctions among the terms primary key,

candidate key, and super key. Give
relevant examples. (6)

(ii) What is referential integrity? Give relevant example. (4)

(iii) Consider the following six relations for

an Order
-
processing

Database Application in a Company :



CUSTOMER (CUSTNO, CNAME, CITY)

ORDER (ORDERNO, ODATE, CUSTNO, ORD_AMT)

ORDER_ITEM (ORDERNO, ITEMNO, QTY)

ITEM (ITEMNO, ITEM_NAME, UNIT_PRICE)

SHIPMENT (ORDERNO, ITEMNO, WAREHOUSENO,

SHIP_DATE)

WAREHO
USE (WAREHOUSENO, CITY)

Here, ORD_AMT refers to total amount of an order; ODATE is

the date the order was placed; SHIP_DATE is
the date an order

is shipped from the warehouse. Assume that an order can be

shipped from several
warehouses. Specify the foreign

keys for

this schema, stating any assumptions you make. (6)

Or

(b) With relevant examples discuss the various operations in Relational

Algebra. (16)

13. (a) Define a functional dependency. List and discuss the six inference

rules for functional
dependenci
es. Give relevant examples. (16)

Or

(b) (i) Give a set of Functional dependencies for the relation schema

R(A,B,C,D,E) with primary key AB
under which R is in 2NF but

not in 3NF. (5)

(ii) Prove that any relation schema with two attributes is in BCNF.(5)

(iii) Consider a relation R that has three attributes ABC. It is

decomposed into relations R1 with attributes
AB and R2 with

attributes BC. State the definition of lossless
-
join decomposition

with respect to this
example. Answer this question concisely by

writing a relational algebra equation involving R, R1, and R2. (6)

14. (a) (i) Define a transaction. Then discuss the following with relevant

examples : (8)

(1) A read only transaction

(2) A read write transaction

(3) An aborted transaction

(ii) With a nea
t sketch discuss the states a transaction can be in. (4)

(iii) Explain the distinction between the terms serial schedule and

serializable schedule. Give relevant
example. (4)

Or

(b) (i) Discuss the ACID properties of a transaction. Give relevant

example. (
8)

(ii) Discuss two phase locking protocol. Give relevant example. (8)

15. (a) (i) When is it preferable to use a dense index rather than a sparse

index? Explain your answer. (4)

(ii) Since indices speed query processing, why might they not be

kept on seve
ral search keys? List as many
reasons as possible.(6)

(iii) Explain the distinction between closed and open hashing.

Discuss the relative merits of each
technique in database

applications. (6)

Or

(b) Diagrammatically illustrate and discuss the steps involv
ed in

processing a query.(16)


SOFTWARE ENGINEERING AND QUALITY
ASSURANCE IT2251 ANNA UNIVERSITY MODEL
QUESTION PAPER | SEQA IT 2251 PREVIOUS YEAR
QUES
TION PAPER NOVEMBER/DECEMBER 2011

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Fourth Semester

Information Technology

IT 2251


SOFTWARE ENGINEERING AND QUALITY

ASSURANCE

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. What is meant by Independent Verification and Validation?

2. Differentiate Waterfall model with V
-
Model.

3. Name the components of CAS
E tools for structured methodology.

4. List the steps involved in requirements elicitation and analysis.



5. What is meant by heuristic evaluation?

6. List out the steps involved in real time software design.

7. What is meant by Boundary value analysis?

8.
Define the term process maturity.

9. Name any four quality control tools.

10. State the benefits of QFD.

PART B


(5 × 16 = 80 marks)

11. (a) (i) Describe the process model which defines a network of

activities. (8)

(ii) State as to why the first system is

always a throw away system?

Explain the concept with advantages
and disadvantages. (8)

Or

(b) (i) Draw a system engineering hierarchy diagram and explain the

concept. (8)

(ii) Explain the process model that combines the elements of

waterfall and iterative

fashion. (8)

12. (a) Give a brief description of software prototyping and briefly discuss

the various prototyping
techniques. (16)

Or

(b) With an example describe the three process steps for transforming a

dataflow diagram to a structure
chart. (16)

13. (
a) (i) Draw a translating diagram for analysis model into a software

design Specification. (8)

(ii) Give a complete template for documentation design

specification.

(8)

Or

(b) (i) Which is a measure of interconnection among modules in a

program structure?E
xplain. (8)

(ii) What is the difference between Level
-
0 and Level
-
1 DFD? Draw

a Level
-
0 and Level
-
1 DFD for safe
Home Security System. (8)

14. (a) (i) What are all the formulas for cyclomatic complexity? Calculate

cyclomatic Complexity for
greatest of thre
e numbers. (8)

(ii) How would you derive test cases for the given project? Explain

in detail.

(8)

Or

(b) (i) Narrate the path testing procedure in detail with a sample code.(8)

(ii) Explain the different integration testing approaches. (8)

15. (a) Explain
how software process assessment helps software

organizations to improve themselves. (16)

Or

(b) Write detailed notes on ISO9000 series of quality management

standards. (16)


DESIGN AND ANALYSIS OF ALGORITHMS CS2251
ANNA UNIVERSITY PREVIOUS YEAR QUESTION
PAPER | CS 2251 DAA NOVEMBER/DECEMBER 2011
QUESTION PAPER

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Fourth Semester

Computer
Science and Engineering

CS 2251


DESIGN AND ANALYSIS OF ALGORITHMS

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. What do you mean by linear search?

2. What is the properties of big
-
Oh
notation.

3. What greedy algorithms?

4. What Knapsack problem?

5. What is traveling salesperson problem?

6. What do you mean by multistage graphs?

7. State the general backtracking method?

8. What is graph cloning?

9. What is spanning tree? Give an example
.

10. What is NP Completeness?

PART B


(5 × 16 = 80 marks)



11. (a) (i) Define Asymptotic notations. Distinguish between Asymptotic

notation and conditional
asymptotic notation. (10)

(ii) Explain how the removing condition is done from the

conditional Asym
ptotic notation with an
example. (6)

Or

(b) (i) Explain how analysis of linear search is done with a suitable

illustration. (10)

(ii) Define recurrence equation and explain how solving recurrence

equations are done. (6)

12. (a) What is divide and conquer s
trategy and explain the binary search

with suitable example problem.

Or

(b) Distinguish between Quick sort and Merge sort, and arrange the

following numbers in increasing order
using merge sort. (18, 29, 68,

32, 43,37, 87, 24, 47, 50)

13. (a) (i) Explain t
he multistage graph problem with an example. (8)












(ii) Find an optimal solution to the knapsack instance n = 7, m= 15

(p1, p2, p3, ….p7) = (10, 5, 15,
7, 6, 18, 3) and (w1, w2, w3, ...

w7) (2, 3, 5, 7, 1, 4, 1) (8)

Or

(b) Describe binary search t
ree with three traversal patterns? Give

suitable example with neat diagram for
all three traversal of binary

search tree.. (16)

14. (a) (i) How does backtracking work on the 8 Queens problem with

suitable example? (8)

(ii) Explain elaborately recursive bac
ktracking algorithm? (8)

Or

(b) What is Hamiltonian problem? Explain with an example using

backtracking. (16)



15. (a) Write a complete LC branch
-
and
-
bound algorithm for the job

sequencing with deadlines problem.
Use the fixed tuple size

formulation. (16)

Or

(b) Write a non
-
deterministic algorithm to find whether a given graph

contains a Hamiltonian cycle. (16)


GE2211 ENVIRONMENTAL SCIENCE AND
ENGINEERING

EVS Anna University Question paper for
Nov/Dec 2009

Saturday, October 29, 2011

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2009

Third Semester

Electrical and Electronics Engineering

GE 2211


ENVIRONMENTAL SCIENCE AND ENGINEERING

(Regulatio
n 2008)

(Common to Chemical Engineering / Textile Technology / Instrumentation and

Control Engineering / BioTechnology / Rubber and Plastics / Electronics and

Instrumentation Engineering / Polymer Technology / Textile Technology

(Fashion Technology))

Time
: Three hours Maximum : 100 Marks

Answer ALL Questions

PART A


(10 × 2 = 20 Marks)

1. What are renewable and non
-
renewable energy sources? Give examples.

2. Mention the causes of desertification.

3. What are food chains and food webs?

4. Define primary
production and secondary production.

5. What is meant by thermal pollution?

6. Mention the sources of solid wastes.

7. What is meant by sustainable development?

8. Mention the causes of ozone layer depletion.

9. What is meant by population explosion?

10. L
ist the objectives of watershed management.

PART B


(5 × 16 = 80 Marks)

11. (a) (i) Explain the major causes and consequences of deforestation. (8)

(ii) Discuss the various techniques for harnessing solar energy. (8)

Or





(b) (i) Explain the environmental

impacts of mineral extraction and use.(8)

(ii) Discuss the impact of modern agriculture on the environment. (8)

12. (a) (i) Discuss the major features of grass land ecosystem. (8)

(ii) Write a note on endangered and endemic species of India. (8)

Or

(b) (i
) Describe the structural features of ecosystem. (8)

(ii) Write a note on conservation of biodiversity. (8)

13. (a) (i) Enumerate various methods for control of air pollution. (8)

(ii) Discuss the causes, effects and control of marine pollution. (8)

Or

(b)

(i) Describe the sources, effects and control of noise pollution. (8)

(ii) Discuss the role of an individual in preventing pollution. (8)

14. (a) (i) Describe the measures to conserve water. (8)

(ii) Write a note on wasteland reclamation. (8)

Or

(b) (i) W
hat is meant by acid rain? How does it form? What are the major

impacts? (8)

(ii) Discuss the causes and effects of global warming. (8)

15. (a) (i) Discuss the influence of environmental parameters on human

health. (8)

(ii) Narrate the role of information
technology in environmental

management. (8)

Or

(b) (i) Discuss the various issues and measures for women and child

welfare. (8)

(ii) Explain the objectives and elements of value education. (8)

ENVIRONMENTAL SCIENCE AND ENGINEERING
GE2211 Anna University Previous Year Question Paper
Nov/Dec 2010 for CSE Students

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B.E./B.Tech. DEGREE
EXAMINATION, NOVEMBER/DECEMBER 2010

Third Semester

Electrical and Electronics Engineering

GE 2211


ENVIRONMENTAL SCIENCE AND ENGINEERING

(Common to Chemical Engineering, Textile Technology, Instrumentation and

Control Engineering, Biotechnology, Plastic T
echnology, Electronics and

Instrumentation Engineering, Polymer Technology and

Textile Technology (Fashion Technology))

(Regulation 2008)

Time : Three hours Maximum : 100 Marks

Answer ALL questions

PART A


(10 × 2 = 20 Marks)

1. What are food chains?
Mention their types.

2. What are the abiotic components of an ecosystem?

3. Give a comprehensive definition for air pollution.

4. Mention four causes of floods.

5. What are the present food problems of the world?

6. What are the effects of over utilization

of ground water?

7. Define sustainable development.

8. What are the main causes of global climatic changes?

9. What is ‘Crude birth rate’ and ‘total fertility rate’?

10. Mention any four fundamental rights of the individuals.

PART B


(5 × 16 = 80 Marks)

11. (a) (i) Explain the features of ecological pyramids including inverted

pyramids. (8)

(ii) What are the threats to biodiversity? Discuss. (8)



Or

(b) (i) Explain the components, structure and functions of a desert

ecosystem. (8)

(ii) What are the values
of biodiversities? Explain. (8)



12. (a) (i) Elaborate the various ways of controlling the noise pollution. (8)

(ii) Define and give two example each for gaseous air pollutant

suspended particulate matter, photochemical oxidant, and

hazardous pollutant. (
8)

Or

(b) (i) Discuss the effects and control of thermal pollution. (8)

(ii) List the role of an individual in prevention of pollution. (8)

13. (a) (i) What are the ecological services rendered by forests? Discuss. (8)

(ii) Discuss the different ways of ha
rnessing solar energy? (8)

Or

(b) (i) Discuss any four factors responsible for land degradation (8)

(ii) Discuss the problems of fertilizers and pesticides in modern

agriculture. (8)

14. (a) (i) How can we attain sustainable development? Explain. (8)

(ii)
Mention the salient features of The Wildlife Protection Act, 1972

and Forest Conservation Act, 1986. (8)

Or

(b) (i) How can we make energy resources sustainable? Explain. (8)

(ii) What are the components of watershed management? Discuss. (8)

15. (a) (i)
List the reasons for high population growth in India. (8)

(ii) Discuss the role of information technology in environment. (8)

Or

(b) (i) List various women welfare programmes of India. (8)

(ii) Discuss the variation age structure of population among nation

using Age
-

pyramids. (8)


MA2161 MATHEMATICS


II ANNA UNIVERSITY
QUESTION PAPER QUESTION BANK IMPORTANT
QUESTIONS 2 MARKS AND 16 MARKS

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September 16, 2011

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2009

Second Semester

Civil Engineering

MA 2161


MATHEMATICS


II

(Regulation 2008)

(Common to all branches)

Time : T
hree hours Maximum : 100 Marks

Answer ALL Questions

PART A


(10 × 2 = 20 Marks)

1. Find the particular integral of ( ) x y D 2 sin 4 2 = + .

2. Convert ( )

x

y xD D x

2

7 2 2 = + + into an equation with constant coefficients.

3. Define solenoidal and
irrotational vector point functions.

4. State the Gauss divergence theorem.

5. Show that the families of curves θ α n rn sec = and θ β n rn ec cos = intersect

orthogonally where α and β are arbitrary constants.

6. Find the critical points of the transforma
tion z w sin = .

7. State Cauchy’s integral theorem.



8. Find the residue of ( )

z z z

z

z f

2 2

4

2 3

2

+ +

+

= at 0 = z .

9. Find the Laplace transform of ( )

t

t

t f

2 1 +

= .

10. Find the Laplace transform of the unit step function ( ) a t u − .



PART
B


(5 × 16 = 80 Marks)

11. (a) (i) Solve x e x y

dx

dy

dx

y d x 2 sin 8 4 4 2 2

2

2

= + − . (8)

(ii) Solve t y x

dt

dx

5 3 2 = − + ; t e y x

dt

dy 2 2 2 3 = + − . (8)

Or

(b) (i) Solve ( ) x x y

dx

dy

x

dx

y d

x log sin 4 2

2

2

2 = + − . (8)

(ii) Solve by
the method of variation of parameters

x e y

dx

dy

dx

y d − = − − 25 3 2

2

2

. (8)

12. (a) (i) Find the values of the constants c b a , , so that

( ) ( ) ( )k y xz j cz x i bz axy F − + − + + = 2 2 3 3 3 may be irrotational. For

these values of c b a , , fi
nd also the scalar potential of F . (8)

(ii) Verify Stoke’s theorem for k xz j yz i xy F − − = 2 , where S is the

open surface of the rectangular parallelepiped formed by the planes

0 = x , 1 = x , 0 = y , 2 = y and 3 = z above the XoY plane. (8)

Or

(b) (i
) Find the angle between the surfaces 11 2 2 2 = − − z y x and

18 = − + xz yz xy at the point ( ) 3 , 4 , 6 . (8)

(ii) Verify Gauss Divergence theorem for k yz j z i x F + + = 2 , where S is

the surface of the cube formed by the planes 1 − = x , 1 = x , 1
− = y ,



1 = y , 1 − = z and 1 = z . (8)

13. (a) (i) Show that an analytic function with

(1) constant real part is a constant and

(2) constant modulus is a constant. (8)

(ii) Discuss the transformation

z

w

1 = . (8)

Or



(b) (i) Prove that ( ) ( ) [ ] 2 2 2

1 log − + − = y x v is harmonic in every region

which does not include that point ( ) 2 , 1 . Find the corresponding

analytic function and real part. (8)

(ii) Find the bilinear map which maps the points 1 , , 1 − = i z onto the

points i i w − = , 0 , . Al
so find the image of the interior region of the

unit circle of the z plane. (8)

14. (a) (i) Evaluate ( ) ∫ + C z

dz

2 2 4

, where C is the circle 2 = − i z , by Cauchy’s

integral formula. (8)

(ii) Evaluate θ

θ

θ π

d

a a ∫ + −

2

0

2 cos 2 1

2 cos

, using co
ntour integration, where

1 2 < a . (8)

Or

(b) (i) Show that

2

5

9 10

2

2 4

2 π

=

+ +

+ − ∫



∞ −

dx

x x

x x

. (8)

(ii) Find the residues of ( )

( ) ( )2

2

2 1 + −

=

z z

z

z f at its isolated

singularities using Laurent series expansion. (8)

15. (a) (i)





+ +

+ + −



13 4

26 16 3

2

2

1

s s s

s s

L . (8)

(ii) Using Laplace transforms solve t e y y y 2 8 4 = + ′ − ′ ′ , ( ) 2 0 = y and

( ) 2 0 − = ′ y . (8)

Or







+



2 2 2

1

a s

s

L . (4)

(ii) Find the Laplace transform of ( )

p

kt

t f = , for p t < < 0 and

( ) ( ) t f t p f = + . (4)

(iii) Using Laplace transforms solve t t y y 2 2 + = ′ + ′ ′ , ( ) 4 0 = y and

( ) 2 0 − = ′ y . (8)



















LINEAR INTEGRATED CIRCUITS AND
APPLICATIONS EE2254 ANNA UNIVERSITY
PREVIOUS YEAR QUESTION PAPER | EE2254 LICA
PREVIOUS YEAR QUESTION PAPER
NOVEMBER/DECEMBER 2011

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2012

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Fourth Semester

Electrical and Electronics Engineering

EE 2254


LINEAR INTEGRATED CIRCUITS AND APPLICATIONS

(Common to Instrumentation & Control Engineering and Electronics &

Instrumentation Engineering)

(Regulation 2008)

Time : Three hours Maximum : 100
marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. List the basic processes used in IC Fabrication.

2. What is meant by ion implantation?

3. What is thermal drift?

4. Define Input offset voltage.

5. Draw the circuit of first order active filter.

6. Draw the circuit diagram of sample and hold circuit.

7. Define capture range of PLL.

8. What are one, two and four quadrant multipliers?

9. What are the disadvantages of linear voltage regulators?

10. What is isolation amplifier?

PART B


(5 × 16 = 80 m
arks)



11. (a) (i) Explain the process of epitaxial growth in IC fabrication process

with neat diagrams. (8)

(ii) With neat sketches explain the fabrication of diodes. (8)

Or

(b) (i) Explain the different isolation techniques. (8)

(ii) Describe in detail
about the diffusion process of IC fabrication.(8)

12. (a) Explain in detail about the frequency compensation applied to

operational amplifiers. (16)

Or

(b) Draw and explain the working of operational amplifier as


(i) Integrator. (8)

(ii) Differentiator. (
8)

13. (a) Explain the following applications of operational amplifiers.

(i) Voltage to current converter. (8)

(ii) Clamper. (8)

Or

(b) Explain in detail the working of

(i) Weighted resistor type DAC. (8)

(ii) Dual slope type ADC. (8)

14. (a) (i) Explain
the working of voltage controlled oscillators. (8)

(ii) What is PLL? Explain its application as frequency multiplier. (8)

Or

(b) Explain the astable and bistable operation of IC 555 with necessarywaveforms. (16)

15. (a) Draw and explain the application of
IC 723 as low voltage regulator

and high voltage regulator. (16)

Or

(b) (i) Explain the block diagram of ICL 8038 function generator IC. (8)

(ii) Write short notes on opto couplers. (8)




HIGH VOLTAGE ENGINEERING EE2353 ANNA
UNIVERSITY QUESTION PAPER | EE2353 HIGH
VOLTAGE ENGINEERING ANNA UNIVERSITY
NOV/DEC 2011 QUESTION PAPER

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Six
th Semester

Electrical and Electronics Engineering

EE 2353


HIGH VOLTAGE ENGINEERING

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. What are the causes of over voltages in power system?

2.
What is counter poise wire? Give its use.

3. Write the Paschen’s law.

4. What are two main reasons for long term break down in composite dielectrics?

5. Give the specifications for standard impulse wave.

6. What are the advantages of cascaded transformer m
ethod?

7. What is Rogowski coil? Give its limitations.

8. What are the limitations of series resistance micro ammeter method?

9. What are the tests conducted on surge arrester?

10. What is insulation coordination?

PART B


(5 × 16 = 80 marks)

11. (a) (i) G
ive the origin and characteristics of switching surges and explain the causes

of over voltage
due to switching surges in EHV and UHV system. (10)

(ii) Explain the control measures for over voltage due to switching surge. (6)

Or

(b) Elaborate the discussion

on protection of power system equipments using protective

devices. (16)

12. (a) Explain in detail the breakdown mechanism in non
-
uniform fields and phenomenon

of Corona. (16)

Or

(b) (i) Describe the ageing and breakdown in composite dielectrics due to par
tial

discharge. (8)

(ii) Describe the thermal breakdown mechanism of solid dielectrics. (8)

13. (a) (i) Explain the operation of simple voltage doubler circuit. (4)

(ii) Discuss the principle of operation of vande graff generator with neat sketch. (12)

Or

(b) (i) How the impulse current is generated using capacitor bank. Explain in detail. (8)

(ii) Write a brief note on resonant transformer method. (8)

14. (a) Tabulate and explain the methods used for the measurement of high voltages and

high currents.
(16)

Or

(b) With neat sketch explain the sphere gap arrangement method of high voltage

measurement and give the factors influencing the measurement.

(16)

15. (a) Explain the power frequency and impulse voltage test conducted on bushings.

Or

(b) Discuss the die
lectric power factor test and partial discharge test conducted on high

voltage cables.
(16)

———————
––––


ELECTRICAL ENGINEERING EC2201 ANNA
UNIVERSITY
NOVEMBER/DECEMBER 2011
QUESTION PAPER | EC2201 ELECTRICAL
ENGINEERING ANNA UNIVERSITY QUESTION
PAPER



Tuesday, January 24, 2012

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Third Semester

Electronics and Communication Engineering

EC 2201


ELECTRICAL ENGINEERING

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. Draw the external characteristics of a DC series generator.

2. What do you mean by Back emf?

3. What is the purpose of con
ducting short
-
circuit test on a Transformer?

4. Define transformation ratio of the transformer.

5. A 6 pole, 3
-
phase Induction motor operating on a 50 Hz supply has a rotor

emf frequency as 2 Hz. Determine the rotor speed.

6. What are the types of inductio
n motor?

7. What is the principle of hysterisis motor?

8. What is meant by pitch factor?

9. Draw the one line diagram of a power station with output transformer.

10. Compare AC and DC transmission system.



PART B


(5 × 16 = 80 marks)



11. (a) Explain th
e constructional details of a DC machine with neat

diagrams. (16)

Or

(b) (i) Explain the principle of operation of DC motor with relevant

diagrams. (8)

(ii) Explain the procedure for Swinburne’s test. How to find the

efficiency of a DC Motor and DC generat
or
using this test? (8)

12. (a) (i) Explain the operation of transformer on no load and on load

with vector diagrams. (10)

(ii) Derive the emf equation of a transformer. (6)

Or

(b) (i) Explain the open circuit and short circuit test on transformers.(8)

(ii) Derive the transformer equivalent circuit. (8)

13. (a) (i) Explain the principle of operation of three phase induction

motor. (8)

(ii) A single phase equivalent circuit of a 6
-
pole SCIM that operates

from a 220 V line voltage at 60 Hz is
given below.
Calculate the

stator current, output power, torque and efficiency at a slip of

2.5%. The fixed
winding and friction losses are 350 W. Neglect

the core

loss. (8)






Or

(b) (i) Explain any two methods of speed control of induction motor

from stator side. (8
)

(ii) Describe why single phase induction motors are not self starting

by using double field revolving theory.
(8)



14. (a) (i) Explain the tests to be conducted for finding the voltage

regulation in a three phase
synchronous generator emf method.(6)

(ii
) A three
-
phase star connected generator has a terminal voltage

of 3300 V and delivers a full
-
load
current of 100 A. On short

circuit a field current of 5 A was necessary to produce the full

load current.
The emf on open circuit for the same excitation

was

900 V. The armature resistance was 0.8 ohms/phase.

Determine the full load voltage regulation (1) 0.8 pf lagging and(2) 0.8 pf leading. (10)

Or

(b) (i) Explain the construction and working principle of Reluctance

motor. (8)

(ii) What is the principle of s
tepper motor? Describe the working of

variable reluctance type Stepper
motor. (8)

15. (a) (i) Explain any four type types of insulators used for overhead

transmission systems. (8)

(ii) Explain with a neat sketch the Layout of hydel power plant. (8)

Or

(b)
Draw the schematic layout of a substation and hence explain the

various instruments associated with
it. (16)


ELECTROMAGNETIC THEORY EE2202 ANNA
UNIVERSITY NOVEMBER/DECEMBER 2011
QUESTION PAPER | EE2202 ELECTROMAGNETIC
THEORY NOVEMBER/DECEMBER 2011. MODEL
QUESTION PAPER

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B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2011.

Third Semester

Electrical and Electronics Engineering

EE 2202


ELECTROMAGNETIC THEORY

(Regulation 2008)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A


(10 × 2 = 20 marks)

1. Define Divergence.

2. State Divergence theorem.

3. What is meant by equipotential surface?

4. Electric field is
conservative field. Justify.

5. What is the point form of Ampere’s Circuital Law?

6. Distinguish scalar and Vector Magnetic Potential.

7. Give Lorentz force equation.

8. Compare circuit and field theory

9. What are the standing waves?

10. Give the applicat
ions of wave guides.


PART B


(5 × 16 = 80 marks)







Or

(b) Explain in detail line, surface and volume integrals of vector

functions.

12. (a) Apply Gauss’s law to an

(i) infinite line charge

(ii) infinite sheet of charge.

Or

(b) (i) Derive Potential
distribution in a coaxial conductor.


(ii) The interface between a dielectric medium having relative

permittivity 4 and free space is marked the
y = 0 plane. If the

electric field next to the interface in the free space region is


given by

determine E fie
ld on the

other side of the interface.







13. (a) Derive the boundary conditions to explain the behavior of magnetic

field at the interface of two magnetic media.

Or

(b) Derive an expression for energy density in a magnetic field.


14. (a) Derive the M
axwell's equations is Integral and point forms.

Or

(b) (i) In a charge free non magnetic dielectric region, the magnetic

field is given by


Calculate the dielectric constant of the medium and also the

displacement current density.

(ii) A conducting circul
ar loop of radius ‘a has its centre at the

origin and its axis makes an angle θ with the z axis. The loop is

placed in a magnetic field

Z a ft B B ˆ . 2 cos

0 π =

r

Wb/m2

(1) Derive the expression for the induced voltage on the loop.

(2) If the peak to peak voltage is l6 mV at a frequency of 1 KHz

when the loop lies in the xy plane,
determine the loop

radius given that = 0 B 10 mwb/m2

15. (a) Explain in detail the behavior of plane waves in lossless medium.



Or

(b) Explain Poynting Vect
or and Power Flow in Electromagnetic Fields.

ELECTRICAL ENGINEERING ANNA UNIVERSITY
PREVIOUS YEAR QUESTION PAPER EC2201
ELECTRICAL ENGINEERING, IMPO
RTANT
QUESTIONS, 2 MARKS AND 16 MARKS QUESTIONS
FOR ECE DEPARTMENT

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ELECTRICAL ENGINEERING ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER EC2201 ELECTRICAL
ENGINEERING, IMPORTANT QUESTIONS, 2 MARKS AND 16 MARKS QUESTIONS FOR ECE
DEPARTMENT


EC2201

ELECTRICAL ENGINEERING ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER

ELECTRICAL
ENGINEERING, IMPORTANT QUESTIONS, 2 MARKS AND 16 MARKS QUESTIONS FOR ECE DEPARTMENT


B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2009

Third Semester

Electronics and Communication Engineering

EC 2201


ELECTRICAL ENGINEERING

(Regulation 2008)

Time : Three hours Maximum : 100 Marks

Answer ALL Questions

PART A


(10 × 2 = 20 Marks)

1. What are the functions of yoke in a D.C. machine?

2. List the methods o
f speed control of a D.C. shunt motor.

3. Write down the emf equations of a single phase transformer.

4. Give the expression for percentage voltage regulation of a single phase

transformer.

5. Define the slip of a three phase induction motor.

6. List the
types of starters used to start three phase induction motors.

7. What are the two types of synchronous machines?

8. Give the applications of stepper motors.

9. Why are high voltages preferred for the transmission of electrical power?

10. List the component
s in a substation.

PART B


(5 × 16 = 80 Marks)

11. (a) (i) With a neat sketch explain the constructional details of a D.C.

machine. (12)

(ii) Draw and explain the internal and external characteristics of a

D.C. shunt generator. (4)

Or

(b) (i) Derive the t
orque equation of a D.C. motor. (6)

(ii) With a neat sketch explain the operation of a three point starter for

a D.C. motor. (10)

12. (a) Explain the principle of operation of a single phase transformer and its

behaviour on loaded condition with phasor dia
gram. (16)

Or

(b) (i) Develop the equivalent circuit of a transformer. (8)

(ii) Explain the O.C. and S.C. tests done on a single phase transformer.

(8)

13. (a) (i) With neat sketches explain the construction of three phase slip ring

and squirrel cage induc
tion motors. (10)

(ii) Compare the slip ring and squirrel cage rotors. (6)

Or

(b) (i) Explain the auto transformer and star delta starters used to start

the three phase induction motors. (8)

(ii) Explain the principle of operation of a shaded pole single p
hase

induction motor. (8)

14. (a) (i) Derive the expression for the induced emf of a synchronous



generator. (8)

(ii) Explain the construction and operation of a reluctance motor. (8)

Or

(b) (i) Explain the method of obtaining the voltage regulation of a

synchronous generator using EMF method. (10)

(ii) Explain the construction and operation of a hysterisis motor. (6)

15. (a) (i) Explain the structure of a electrical power system indicating the

generation, transmission and distribution section. (10)

(ii) D
raw and explain the layout of a single bus bar substation. (6)

Or

(b) (i) Discuss the advantages and disadvantages of EHVAC and EHVDC

systems. (10)

(ii) Explain the construction of any one type of cables used for EHV

systems. (6)


EE2255 DIGITAL LOGIC CIRCUITS NOV/DEC 2010
ANNA UNIVERSITY PREVIOUS YEAR QUESTION
PAPER, IMPORTANT QUESTIONS, 2 MARKS AND 16
MARKS QUESTIONS FOR EEE DEPARTMENT

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ember 25, 2011

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EE 2255 DIGITAL LOGIC CIRCUITS NOV/DEC 2010 ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER,
IMPORTANT QUESTIONS, 2 MARKS AND 16 MARKS QUESTIONS FOR EEE DEPARTMENT


ANNA
UNIVERSITY PREVIOUS YEAR QUESTION PAPER

EE2255 DIGITAL LOGIC CIRCUITS NOV/DEC 2010 ,
IMPORTANT QUESTIONS, 2 MARKS AND 16 MARKS QUESTIONS FOR EEE DEPARTMENT


B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2010

Fourth Semester

Electrical and Electronics
Engineering

EE 2255


DIGITAL LOGIC CIRCUITS

(Regulation 2008)

Time : Three hours Maximum : 100 Marks

Answer ALL questions

PART A


(10 × 2 = 20 Marks)

1. Show that Excess
-
3 code is self complementing.

2. Add the hexadecimal numbers: 93 and DE.

3. Convert
JK flip
-
flop to T
-
flip
-
flop.

4. Mention the major application of Master Slave FF.

5. Draw the state diagram of SR Flip Flop.

6. Define asynchronous sequential machine.

7. State the important characteristics of TTL family.

8. In which type of TTL gate wired

ANS logic is possible?

9. Write the VHDL code for AND gate.

10. List the operators available in VHDL.

PART B


(5 × 16 = 80 Marks)

11. (a) Reduce the following using tabulation method and verify with K maps.

( ) ( ) ∑ = 14 , 12 , 10 , 8 , 6 , 4 , 3 , 2 ,
1 , 0 , , , D C B A F

Or

(b) Obtain the minimum SOP using Quine Mcclusky’s method and verify

using ‘K’ map for the following.

13 12 11 10 9 8 4 2 0

m m m m m m m m m F + + + + + + + + = .

12. (a) Design a counter with the sequence 0, 1, 3, 7, 6, 4, 0.

Or

(
b) The following sequence is to be realized by a counter consisting of

3 JKFF’s.

A1 0 0 0 0 1 1 0

A2 0 1 1 0 0 1 0



A3 0 1 0 1 1 0 0

Design the counter.

13. (a) (i) List and explain the steps used for analyzing an asynchronous