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

How many pairs of computers can simultaneously communicate on Ethernet LAN?

Question # 2

The charts, graphs and pictures are examples of:

Question # 3

What layer of the OSI model does data compression?

Question # 4

___________ code systems can represent upto 65536 symbols

Question # 5

The media Access Control sublayer resides in which OSI layer?

Question # 6

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

Question # 7

What does the acronym ISDN stand for?

Question # 8

The process of converting from analog to digital is called.

Question # 9

________ is component of data communication.

Question # 10

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

Question # 11

FDDI is a

Question # 12

People on a LAN can share.

Question # 13

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

Question # 14

A connection for similar networks.

Question # 15

Who invented the modem?

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ECAT Computer Sciences Chapter 6 Important MCQ's

Sr.# Question Answer
1 BIT stands for:
A. Binary integer
B. Binary Digit
C. Binary Interval
D. None of the above
2 A network type in which all computers have equal status.
A. communication links
B. peer to peer
C. WAN
D. direct connect
3 ASCII 7 bit code can represent maximum
A. 265 character
B. 128 character
C. 64 character
D. 65536 character
4 A driver is.
A. hardware
B. a peripheral device
C. a card
D. software
5 The music and speech represent the:
A. Image Data
B. Audio Data
C. Video Data
D. Text Data
6 Project 802 defines standards for which layers of the OSI model?
A. Application and Presentation layers
B. Physical an Date Link layers
C. Transport and Network layers
D. Network and Data Link layers
7 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
8 Which of the following does not provide a graphical user interface.
A. OS/2
B. MS-DOS
C. Macintosh
D. Windows NT Workstation
9 Which of the following access methods listens to the cable for network traffic before sending data?
A. Token passing
B. Polliing
C. CSMA/CA
D. CSMA/CD
10 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

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