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ECAT Computer Science Chapter 6 Data Communication Online Test MCQs With Answers

Question # 1

People on a LAN can share.

Choose an answer

Printer

CD/ROM disk drive

modem

fax machine

All of the above

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Question # 2

Which of the following does not provide a graphical user interface.

Choose an answer

OS/2

MS-DOS

Macintosh

Windows NT Workstation

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Question # 3

Software to persue the Internet.

Choose an answer

gateway

EFT

browser

teleconferencing

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Question # 4

Light sound and radio waves are examples of :

Choose an answer

Analog Signals

Digital Signals

Simple Signals

None

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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?

Choose an answer

Fax card

Modem card

Network Adapter card

DVD

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Question # 6

The arrangement in which most of the processing is done by the server.

Choose an answer

simplex transmission

electronic data interchange

file server

client/server

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Question # 7

When all hardware, software, storage, and processing is housed in one location it is called.

Choose an answer

a time-sharing system

centralized processing

a DDP system

a host computer system

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Question # 8

BCD stands for

Choose an answer

Bit coded digit

Byte coded decimal

Binary coded decimal

None

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Question # 9

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

Choose an answer

a teleconferencing

voice mail

a bulletin board

telecommuting

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Question # 10

The _______ is the physical path over which a message travels.

Choose an answer

Protocol

Medium

Single

All

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Question # 11

In______________communication modes the data communication can take place in only one direction

Choose an answer

Simplex

Half-duplex

Full-deplex

None

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