ECAT Pre Computer Science MCQ Test For Computer Chapter 3 With Answer

MCQ's Test For ECAT Computer Science Chapter 3 The Peripheral Devices

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ECAT Computer Science Chapter 3 The Peripheral Devices

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Question # 1

Computer output produced as small film images is called

Question # 2

Frequency is measured in

Question # 3

Assigning more sector to outer hard disk is called

Question # 4

To most commonly used output device today is a.

Question # 5

Assigning more sectors to outer disk tracks is called.

Question # 6

Which of the following does not represent an I/O devices?

Question # 7

A magnetized spot represents

Question # 8

CD-ROM has the same format as a(n).

Question # 9

Communication between a computer and keyboard involes __________ transmission.

Question # 10

A magnetize spot represent

Question # 11

The most commonly used character code/s transmission is/are

Question # 12

Computer output produced as small film images is called.

Question # 13

The ability to return a changed disk record to its original location is called.

Question # 14

A one-color screen on a black background is called.

Question # 15

A disk pack within a selected data module is a

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 If electrical power supply to a computer system is inadvertently disrupted, the serious damage would occur to.
A. CPU
B. disk
C. CRT
D. printer
2 A magnetized spot represents.
A. cpi
B. MB
C. 0 bit
D. 1 bit
3 Records stored on a Direct Access storage device.
A. must be read in a specific order
B. must be read in groups
C. must be read directly
D. must be read sequentially or directly
4 CD-ROM has the same format as a(n).
A. backup tape
B. DAT
C. diskette
D. audio compact disk
5 Following devices are used in simplex mode
A. Radio
B. Television
C. a , b
D. Multiplexers
6 The most common storage devices in a computer system are.
A. printers and monitors
B. disk drives and printer
C. disk drives and tape derives
D. tape drives and keyboards
7 The major disadvantage of magnetic tapes is.
A. cost
B. unreliability of store data
C. slow data recording
D. data is to be accessed sequentially
8 DASD refers to
A. disk storage
B. track
C. tape storage
D. sorting
9 Shift of a register by one bit to left in binary code is equivalent to.
A. addition of 2
B. subtraction of 2
C. division by 2
D. multiplication by 2
10 Word is 16 bits is
A. 65536
B. 64526
C. 32526
D. 34526

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