Question # 1

Graphics and other paperwork can be transmitted directly using which technology?

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CSMA/CD

token passing

facsimile

bulletin board

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

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Fax card

Modem card

Network Adapter card

DVD

How many types of data transmission modes are there?

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2

3

4

5

BIT stands for:

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Binary integer

Binary Digit

Binary Interval

None of the above

To make a personal computer act like a terminal, which type of software must be used?

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fax

videoconferencing

bridge

emulation

Which of the following statements best describes a star topology?

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Needs significantly less cabling than other topologies

Breaks in a single cable segment takes down entire network

More difficult to reconfigure than other topologies

Centralized monitoring and management

___________ code systems can represent upto 65536 symbols

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ASCII-7

EBCDIC

ASCII-8

Unicode

Software to persue the Internet.

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gateway

EFT

browser

teleconferencing

A device that connects multiple nodes to the network is.

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A modem

A repeater

A router

A hub

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

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Simplex

Half-duplex

Full-deplex

None

BCD stands for

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Bit coded digit

Byte coded decimal

Binary coded decimal

None

ASCII 7 bit code can represent maximum

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265 character

128 character

64 character

65536 character

Select the statement which is most correct about printer drivers.

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There is one universal printer driver that will allow full functionality of all printers

All printers made by a specific printer manufacturer can always use the same printer driver and have full functionality

A laser printer driver from one manufacturer will provide full functionality for all laser printers regardless of the manufacturer.

There is a specific printer driver designed for every model of printer that will allow the full functionality of that model of printer

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

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MIS

Passwords

Tactical

None of the above

The media Access Control sublayer resides in which OSI layer?

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Physical

Data Link

Network

Transport

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

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Simplex mode

Half duplex mode

Full Duplex mode

None of above

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

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