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

00:00
Question # 1

BCD stands for

Question # 2

___________coding scheme is used by IBM

Question # 3

A device that connects multiple nodes to the network is.

Question # 4

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

Question # 5

ASCII 7 bit code can represent maximum

Question # 6

Which of the following statements best describes a star topology?

Question # 7

The electromagnetic or light waves representing data are called:

Question # 8

The media Access Control sublayer resides in which OSI layer?

Question # 9

Which of the following is not a category of network problems.

Question # 10

Communication between a computer and a keyboard involves

Question # 11

FDDI is a

Question # 12

IBM stands for

Question # 13

The _____________ is the physical path over which the message travels :

Question # 14

Project 802 defines standards for which layers of the OSI model?

Question # 15

What layer of the OSI model does data compression?

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ECAT Computer Sciences Chapter 6 Important MCQ's

Sr.# Question Answer
1 The process of converting from analog to digital is called.
A. modulation
B. line switching
C. telecommuting
D. demodulation
2 The signals produced by a computer or terminal to be sent over phone lines must be converted to.
A. modems
B. analog signals
C. digital signals
D. microwave
3 The electromagnetic or light waves representing data are called:
A. Reraction
B. Information
C. Signals
D. None
4 Which of the following topologies is passive?
A. Star topology
B. Ring topology
C. Bus topology
D. Hybrid topology
5 Which of the following is not a category of network problems.
A. Newsgroup problems
B. Physical problems
C. Electrical problems
D. Viruses
6 A network type in which all computers have equal status.
A. communication links
B. peer to peer
C. WAN
D. direct connect
7 The device used with satellite transmission that ensures that strong outgoing signals do not interface with weak incoming signals is called a.
A. microwave
B. transponder
C. cable
D. modem
8 The Height of wave within a given period of time is called :
A. Amplitude
B. Oscillation
C. Pulses
D. Frequency
9 A driver is.
A. hardware
B. a peripheral device
C. a card
D. software
10 BIT stands for:
A. Binary integer
B. Binary Digit
C. Binary Interval
D. None of the above

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