95 - 彰化師範大學圖書館 - 國立彰化師範大學

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23 Οκτ 2013 (πριν από 3 χρόνια και 10 μήνες)

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國立彰化師範大學

學年度

士班招生考試試題


系所:
數位學習研究所








科目

計算機網路



☆☆請在答案紙上作答☆☆






頁,第

1






-

1

-





一、

是非題:
2


1.
RJ
-
45
接頭是作為連接雙絞線之用;
BNC
接頭是作為連接粗同軸電纜線
(RG
-
58)
之用;
AUI

頭是作為連接細同軸電纜線
(RG
-
11)
之用。

2.
8
位元
ISA
介面網路卡有
31 Pins

16
位元
ISA
介面網路卡有
49 Pins

32
位元
EISA
介面網
路卡上層有
49 Pins
,下層有
11 Pins

32
位元
PCI
介面網路卡上層有
49 Pins
,下層有
45 Pins


3.
網路卡與主機間之資料傳輸量也稱之為頻寬,其傳輸方式係以串行方式傳輸,其傳輸率是以
M
B
ps
為單位;而網路線上的資料傳輸
其傳輸方式係以並行方式傳輸,其傳輸率是以
M
bps
為單
位。

4.
最大資料傳輸率

=
匯流排的速度

* (
資料傳輸所佔的頻寬
/
所需週期
)


5.
I/O Port Address
是指
CPU
與週邊設備之間的溝通橋樑,不同的軟體週邊設備使用不同的
I/O
Port Address
,每一個
I/O Port Address
佔用
20H


6.
網路卡在保留區中所佔用的記憶體稱為
Base Memory

Shared Memory
,或稱為
Boot ROM


7.
100 Base T
網路每一段的最大長度為
100

公尺,
10 Bas
e 2
網路每一段的最大長度為
185

尺,
10 Base 5
網路每一段的最大長度為
500
公尺。

8.
10 Base 2
網路每一段所能連接的節點數為
30
台,
10 Base 5
網路每一段所能連接的節點數


100
台。

9.
5
-
4
-
3
規則不僅針對
10 Base 2

10 Base 5
的電腦網路線,亦針對
100 Base T
的電腦網路
線。

10.
打開集線器之
Daisy
-
Chain
時,可以用跳線連接另一台集線器。


二、

單選題:
50%

(1)

Route discovery, route selection and switc
hing are topics addressed at which of the following OSI
Reference Model layer


(a) Physical (b) Data Link (c) Network (d) Transport

(2)

What type of system is normally associated with application services


(a)

Distributed (b) Client
-
server database (c)
Peer
-
to
-
Peer (d) Object
-
oriented

(3)

Which network service controls where data is stored geographically and organize data logically
between organizational department


(a)

Print service (b) File service (c) Message service (d) Database service (e) Application

service

(4)

Which of the following benefits is NOT provided by network database service



(a)

Optimize the computers which store, search, and retrieve database records.

(b)

Control where data is stored geographically.

(c)

Specialization of server.

(d)

Provide date sec
urity.

(5)

In which category of connectivity hardware would you find RJ
-
45


(a) Hubs (b) Modems (c) Bridges (d) Repeaters

(e) Network interface boards (f) Transmission media connectors

(6)

Which common transmission medium includes bundled pairs of insul
ated copper wires wrapped in
a foil shielding


(a) UTP (b) STP (c) Fiber optic (d) Coaxial cable

(7)

Rank the following transmission media by immunity from EMI (from lowest to highest).

(a) UTP, STP, fiber optics, coaxial cable (b) UTP, STP, coaxial ca
ble, fiber optics

(c) fiber optics, coaxial cable, STP, UTP (d) STP, UTP, fiber optics, coaxial cable

(8)

Rank the following transmission media by capacity range (from lowest to highest).

(a) UTP, STP, fiber optics, coaxial cable (b) coaxial cable, STP,
UTP, fiber optics

(c) UTP, STP, coaxial cable, fiber optics (d) STP, UTP, coaxial cable, fiber optics

(9)

Which coaxial cable is used for AR
Cnet specifications


(a) 50 ohm RG
-
11 (b) 50 ohm RG
-
58 (c) 75 ohm RG
-
59 (d) 93 ohm RG
-
62



國立彰化師範大學

學年度

士班招生考試試題


系所:
數位學習研究所








科目

計算機網路



☆☆請在答案紙上作答☆☆






頁,第

2






-

2

-




(10)

Which of the following is the major difference between high
-
power and low
-
power single
frequency radio


(a) Distance (b) Cost (c) Capacity (d) Frequency ran
ge

(11)

Which type of unbounded media ha the characteristics of very narrow converge and no sensitivity
to EMI


(a) Infrared (b) Laser (c) Radio (d) Microwave

(12)

What is the digital signaling method that measures the presence or absence of state or signal
ch
aracteristic



(a) amplitude (b) frequency (c) synchronous (d) asynchronous (e) current state

(f) state transition

(13)

Which media access method allows all devices on the network to transmit whenever they want


(a) polling (b) contention (c) isoch
ronous (d) token
-
passing

(14)

Which media access method allows a device to transmit only when it periodically gains control of
the small data frame that is transmitted and retransmitted from one device to another


(a) polling (b) contention (c) isochronou
s (d) token
-
passing

(15)

Which transmission method used a constant fixed
-
frequency transmission clock to create time
slots


(a) synchronous (b) isochronous (c) asynchronous (d) mesochronous

(16)

Which route selection method assigns every packet a route depen
ding upon the latest route
discovery costs


(a)
static (b) dynamic (c) link
-
state (d) distance vector

(17)

Which switching method adds a sequencing number to each packet to reorder packets that arrive
in the wrong order


(a) message switching (b) circui
t switching (c) datagram packet switching

(d) virtual circuit packet switching

(18)

What is identified by the logical network address


(a) the source or destination network (b) the source or destination computer

(c)

the hops and ticks required to reach the des
tination computer

(d)

the specific application process running on the source or destination computer

(19)

To which switching method does ”store
-
and
-
forward” relate


(a) Circuit (b) Packet (c) Message (d) Segment

(20)

Which addressing method is used at the OSI N
etwork layer to allow data to be sent throughout an
internetwork


(a) Physical device addressing (b) Logical network addressing

(c) Link
-
state addressing (d) Distance vector addressing

(21)

Which of the following is not an OSI Reference Mode Physical layer
topic


(a) Connection types (b) Physical topology (c) Logical topology

(d) Digital Signaling (e) Multiplexing

(22)

Which of the following addresses is assigned by hardware vendors


(a) Internet zip code (b) Logical network address

(c) Physical device ad
dress (d) Physical internet address

(23)

Which connection service provides flow, error and packet sequence control through
acknowledgments


(a) Unacknowledged connectionless (b) Connection
-
oriented

(c) Acknowledged connectionless

(24)

Which bit synchronization m
ethod used start and stop bits


(a) Phase (b) Frequency (c) Amplitude (d) Synchronous (e) Asynchronous

(25)

Which of the following terms refers to the Data Link layer header/data packet


(a) Bit (b) Frame (c) Datagram (d) Segment

(26)

Which of the follo
wing switching methods waste the most bandwidth


(a) Circuit switching (b) message switching (c) Datagram packet switching

(d) Virtual circuit packet switching




國立彰化師範大學

學年度

士班招生考試試題


系所:
數位學習研究所








科目

計算機網路



☆☆請在答案紙上作答☆☆






頁,第

3






-

3

-




(27)

Which of the following digital encoding techniques are used in the Token
-
Ring environmen
t


(a) Manchester (b) Different ial Manchester (c) Biphase Space

(d) Non
-
Return
-
To
-
Zero

(28)

Which of the following digital encoding techniques are used in the Ethernet environment


(a) Manchester (b) Differential Manchester (c) Biphase Space

(d) Non
-
Return
-
To
-
Zero

(29)

Which is not example of digital data


(a)
The amount of gasoline it takes to fill an approved container from empty.

(b)
The temperature during the daylight hours.

(c)
The time of day currently shown on a watch without a second hand.

(d)
The dec
ibel level of a jet as it gets ready for takeoff.

(30)

Which term is not used to describe analog data


(a) Amplitude (b) Frequency (c) Mode (d) Phase

(31)

The technique for synchronizing sender and receiver is known as:

(a) Synching (b) Clocking (c) Timing

(d) Ticking

(32)

Service advertisement is a topic of which layer of the OSI Reference Model?

(a) Transport (b) Session (c) Presentation (d) Application

(33)

File, print, message and database services are supported by protocols on which layer of the OSI

Reference Model?

(a) Application (b) Presentation (c) Session (d) Transport

(34)

Radio Advertising is analogous to which type of network service advertisement?

(a) Active (b) Passive (c) Classified (d) Directory

(35)

The OSI Session Layer task of ending
a communication session is called?

(a) connection breaking (b) connection release (c) connection closure

(
d
)

connection hang
-
up

(36)

What is Novell’s term for a connection identifier?

(a) Connection ID (b) Port (c) Socket (d) Plug

(37)

When network serv
ice providers broadcast the availability and address information about their

services at regular interval, they are using which of the following types of service advertisement?

(a) Aggressive (b) Active (c) Passive (d) Intelligent

(38)

A telephone direct
ory is analogous to which of the following method of service advertisement?

(a) Active (b) Passive (c) Classified (d) Radio

(39)

Dialog control is a topic of which OSI Reference Model layer?

(a) Session (b) Transport (c) Network (d) Data Link

(40)

Which
route discovery method does the NetWare Link Services protocol use?

(a) static (b) dynamic (c) link
-
state (d) distance vector

(41)

What is an Internet DNS protocol function?

(a) translation (b) service use (c) connection services (d) session adminis
tration

(e) address/name resolution

(42)

What is an Internet UDP protocol function?

(a) translation (b) service use (c) connection services

(d) session administration (e) address/name resolution

(43)

Which Apple Talk protocol facilitates file sharing by
translating native local file system
commands into an acceptable format for network file services?

(a) ZIP (b) ATP (c) ASP (d) AFP (e) ADSP (f) AARP (g) AppleShare

(44)

Troubleshooting and repair tasks are considered part of which management?

(a) Fau
lt management (b) Security management

(c) Accounting management (d) Performance management

(45)

Which service advertisement method does NetWare

s Service Advertising Protocol use?

(a) active (b) passive (c) file transfer (d) connection release


(e) connection establishment





國立彰化師範大學

學年度

士班招生考試試題


系所:
數位學習研究所








科目

計算機網路



☆☆請在答案紙上作答☆☆






頁,第

4






-

4

-




(46)

Which Apple Talk protocol is the primary Network layer protocol that provides connectionless
service between two sockets?

(a) ZIP (b) ATP (c) DDP (d) ASP (e) AFP (f) AARP (g) ADSP

(47)

Which physical topology is u
sed with the Apple Computer, Inc. Local Talk protocol?

(a) bus (b) ring (c) star (d) mesh

(48)

Which NetWare protocol is the interface between the MLID and the various upper
-
layer protocol
stacks?

(a) LSL (b) IPX (c) SPX (d) RIP (e) NCP (f) SA
P (g) NLSP

(49)

Which route selection method doe NetWare’s IPX protocol use?

(a) static (b) dynamic (c) link
-
state (d) distance vector

(50)

Which NetWare protocol is composed of funct ion call that supports various network services such
as file and print s
ervices?

(a) LSL (b) IPX (c) SPX (d) RIP (e) NCP (f) SAP (g) NLSP

三、問答題:
30%

1
、試詳


(
A)
如何選擇網路卡

(
B)
網路卡與外界的傳輸方式。

2
、試詳述如何架設
100 Base T
及佈線應注意哪些事項。

3
、試詳述
OSI
參考架構之七個層次及各層次之探討主題。