Questions on Digital Signal Processing
What is DSP
2. What are advantages of DSP ?
3. List applications of DSP?
4. How signal are classified.
5. What are continuous & discrete signal? Give example
6. What are continuous valued &
discrete valued signals ? Give example
hat are periodic & non periodic
8. What are even & odd signals ? Give suitable example
9. What are Deterministic & random signals ? Give example.
10.What are Multichannel & Multidimens
ional signals ? Give suitable example.
11 What is the condition of
periodicity ? Show x(n+N)=x
12.Differentiate power signal & energy signal?
13.What are the standard test signals ? Represent with mathematical expressions
14. Relationship between im
pulse & unit step function ?
15 What are the basic operations
discrete time signals
16 What are the symbols used to represent Discrete
are the properties of systems ?
Explain with suitable example?
18.What is the condition for s
19.What is LSI system
are the steps required to perf
rm linear convolution?
What are the properties of linear convolution?
22.Why difference equation is needed?
23.What are the types of discrete
ete time systems are classitied ?
25.Important terms related to difference equation?
hat are the steps for ADC?
27.What is sampling theorem?
s > 2W
2W , what is effect if W is Max frequency ?
aliasing effect or holdover error ? How to eliminate it ?
What is quantization. process ? Why is it required ?
31 .What is quantization error or
transform ? What are the types?
re the advantages of
3 What is z domain ?
4 What is ROC ? Define ROC ? What is significance of ROC ? Give example
5 What will be ROC of causal finite duration sequence , anticausal finite duration sequence ,
and two sided finite duration sequence.
transform of unit impulse
, unit Ramp , exponential & two sided
e the properties of z
Mathematical formula ?
What is the condition for causal
ity & st
ability in terms of z
rm with DFT &
Fourier transform ?
Questions on DTFT , DFT & FFT
What are the types of Fourier Transform
Fourier transforms of standard
What are the properties of DTFT ?
What is DFT ? Definition of DFT ?
What is twiddle factor
What is the relationship between DTFT & DFT?
What are the DFTs of standard signals
What is cycli
c/Periodic property of twiddle factor ?
What are the properties of DFT ?
at is circular convolution
Compare linear convolution
with circuiar convolution
hy result of linear
circular convolution is not same ?
How to obtain
What is line
ar filtering ?
What are the steps to calculate linear filtering
What is overlap sav
overlap add method ?
is FFT algorithm ?
16 What do you understand by Radix
2 FFT alg
What are decimation i
n time & decimation in frequency
Questions on Digital Filter
What are types of digital
filters ? Why realization ?
What are advantages & disadvantages if digital filter.
What are basic structures of FIR & IIR filters ?
Differentiate FIR & IIR filter.
Questions on Design of Filter
What are the methods to design FIR & IIR Filter
the relationship between s
plane and z
Mapping between s & z
Why BZT ? What is is frequency
Advantages of BZT
Compare impulse with BZT ?
What are the design techniques for Digital filters?
Design formulas & filter conversi
hat is FIR filter design using w
indows ? Types of Windows advantages &
What are the specifications nee
ded for design of any type of Filter ?
Questions on Hardware
What are the advantages
DSPs processors over other
& explain block diagram o
are the different types of pro
cessors used in DSP
re the types of architectures ?
What is internal architecture
SP 2IXX family contains
What are the addressing m
P 21XX Family?
What are universal registers , computational unit registers , I/O processor register
What are the Data Types
What is ALU ? W
are its features.
the features of Multiplier
ulator (MAC) ?
What is barrel shifter ?
hat are its features
What are the features of ADSP
XX family of processor?