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

The media Access Control sublayer resides in which OSI layer?

Question # 2

A computer based system in which a telephone message is recorded in digital form and then forwarded to others is

Question # 3

What best describes a bus topology network?

Question # 4

BIT stands for:

Question # 5

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

Question # 6

What layer of the OSI model does data compression?

Question # 7

How many types of data transmission modes are there?

Question # 8

Terminal is a.

Question # 9

FDDI is a

Question # 10

Electronic banking.

Question # 11

Who invented the modem?

Question # 12

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 # 13

A device that receives messages is called:

Question # 14

The process of converting from analog to digital is called.

Question # 15

A network of geographically distant computers and terminals is called a.

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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 Which of the following topologies is passive?
A. Star topology
B. Ring topology
C. Bus topology
D. Hybrid topology
3 ASCII 7 bit code can represent maximum
A. 265 character
B. 128 character
C. 64 character
D. 65536 character
4 A device that connects multiple nodes to the network is.
A. A modem
B. A repeater
C. A router
D. A hub
5 How many types of data transmission modes are there?
A. 2
B. 3
C. 4
D. 5
6 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
7 A computer based system in which a telephone message is recorded in digital form and then forwarded to others is
A. a teleconferencing
B. voice mail
C. a bulletin board
D. telecommuting
8 The Height of wave within a given period of time is called :
A. Amplitude
B. Oscillation
C. Pulses
D. Frequency
9 When all hardware, software, storage, and processing is housed in one location it is called.
A. a time-sharing system
B. centralized processing
C. a DDP system
D. a host computer system
10 A device that receives messages is called:
A. Transmitter
B. Receiver
C. Source
D. Sender

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