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

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

Question # 2

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

Question # 3

Which of the following topologies is passive?

Question # 4

What best describes a bus topology network?

Question # 5

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

Question # 6

The charts, graphs and pictures are examples of:

Question # 7

Software to persue the Internet.

Question # 8

What enables a computer to work with a printer?

Question # 9

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

Question # 10

The music and speech represent the:

Question # 11

Communication between a computer and a keyboard involves

Question # 12

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

Question # 13

What layer of the OSI model does data compression?

Question # 14

FDDI is a

Question # 15

The media Access Control sublayer resides in which OSI layer?

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ECAT Computer Sciences Chapter 6 Important MCQ's

Sr.# Question Answer
1 The music and speech represent the:
A. Image Data
B. Audio Data
C. Video Data
D. Text Data
2 What layer of the OSI model does data compression?
A. Network
B. Data Link
C. Presentation
D. Physical
3 Light sound and radio waves are examples of :
A. Analog Signals
B. Digital Signals
C. Simple Signals
D. None
4 A device that connects multiple nodes to the network is.
A. A modem
B. A repeater
C. A router
D. A hub
5 Software to persue the Internet.
A. gateway
B. EFT
C. browser
D. teleconferencing
6 Communication circuits that transmit data in both directions but not at the same time are operating in.
A. Simplex mode
B. Half duplex mode
C. Full Duplex mode
D. None of above
7 The type of modulation that changes the height of the signal is called.
A. frequency
B. phase
C. amplitude
D. prephase
8 ___________coding scheme is used by IBM
A. Unicode
B. ASCII
C. EBCDIC
D. BCD
9 BCD stands for
A. None
B. Binary coded decimal
C. Bit coded digit
D. Byte coded decimal
10 Electronic banking.
A. token ring
B. Mosaic
C. EFT
D. BBS

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