ECAT Pre Computer Science MCQ Test For Computer Chapter 6 With Answer

MCQ's Test For ECAT Computer Science Chapter 6 Data Communication

Try The MCQ's Test For ECAT Computer Science Chapter 6 Data Communication

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ECAT Computer Science Chapter 6 Data Communication

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Question # 1

In the networking environment a network adapter card driver is needed for.

Question # 2

Who invented the modem?

Question # 3

One or more computers connected to a hub computer is a(n)

Question # 4

The height of the wave is called :

Question # 5

Now-a-day computers all over the world can talk to each other. Which is one of the special accessories essential for this purpose?

Question # 6

The number of times a wave repeats during a specific time interval is called

Question # 7

Logical security for on-line systems is achieved primarily by ________ and authorization codes

Question # 8

___________coding scheme is used by IBM

Question # 9

BIT stands for:

Question # 10

___________ code systems can represent upto 65536 symbols

Question # 11

A network type in which all computers have equal status.

Question # 12

Centralized processing but with access from terminals is known as.

Question # 13

The media Access Control sublayer resides in which OSI layer?

Question # 14

What enables a computer to work with a printer?

Question # 15

Communication circuits that transmit data in both directions but not at the same time are operating in.

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ECAT Computer Sciences Chapter 6 Important MCQ's

Sr.# Question Answer
1 Data communication requires only a :
A. Sender
B. Receiver
C. Transmission Medium
D. All of the above
2 _________Coding schemes use 4 bit code
A. Unicode
B. ASCII
C. EBCDIC
D. BCD
3 Which of the following topologies is passive?
A. Star topology
B. Ring topology
C. Bus topology
D. Hybrid topology
4 The arrangement in which most of the processing is done by the server.
A. simplex transmission
B. electronic data interchange
C. file server
D. client/server
5 The music and speech represent the:
A. Image Data
B. Audio Data
C. Video Data
D. Text Data
6 People on a LAN can share.
A. Printer
B. CD/ROM disk drive
C. modem
D. fax machine
7 The Height of wave within a given period of time is called :
A. Amplitude
B. Oscillation
C. Pulses
D. Frequency
8 A network type in which all computers have equal status.
A. communication links
B. peer to peer
C. WAN
D. direct connect
9 Project 802 defines standards for which layers of the OSI model?
A. Application and Presentation layers
B. Physical an Date Link layers
C. Transport and Network layers
D. Network and Data Link layers
10 The transfer if encoded information from one location to another by a communication channel is called
A. data processing
B. data distribution
C. data communication
D. data encryption

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