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MCQ

Error detection at a data link level is achieved by

bit stuffing

cyclic redundancy codes

Hamming codes

equalization

None of the above

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MCQ

Error detecting code is

an error-detecting code based on a summation operation performed on the bits to be checked

a check bit appended to an array of binary digits to make the sum of all the binary digits.

a code in which each expression conforms to specify rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and

the ratio of the data units in error to the total number of data units

None of the above

Discussion

MCQ

Baseband is

transmission of signals without modulation

a signal all of whose energy is contained within a finite frequency range

the simultaneous transmission of data to a number of stations

All of the above

None of the above

Discussion

MCQ

Which of the following is an example of bounded medium?

Coaxial cable

Wave guide

Fiber optic cable (d) All of the above

None of the above

Discussion

MCQ

Parity bit is

an error-detecting code based on a summation operation performed on the bits to be checked.

a check bit appended to an array of binary digits to make the sum of all the binary digits.

a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and

the ratio of the number of data units in error to the total number of data units

None of the above

Discussion

MCQ

A batch processing terminal would not include a

CPU

card reader

card punch

line printer

None of the above

Discussion

Banking

Engineering

General

Medical

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Miscellaneous or General

Computer Basics

Computer Softwares

History and Generations

CPU and its components

Computer Languages

Computer Hardware

Input Devices

Output Devices

Computer Memory

Digital Logic Gate

Number System

Computer Codes

Operating System

Disk Operating System (DOS)

Database Systems

Computer Security and Viruses

Mixed

Computer Awareness

Files and its types

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