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

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

Try The 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

Frequency is measured in

Question # 2

Data is transmitted character by character in

Question # 3

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

Question # 4

The CRT technology with the best resolution.

Question # 5

A pictorial screen symbol that represent a computer activity is called

Question # 6

The mechanism for reading or writing data in a disk is called

Question # 7

Which input device is often attached to laptop computers.

Question # 8

The major disadvantage of magnetic tape is

Question # 9

If electrical power supply to a computer system is inadvertently disrupted ,the serious damage would occur to

Question # 10

Microwave and Communication Satellite are example of

Question # 11

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

Question # 12

A bar code reader is an example of a(n).

Question # 13

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

Question # 14

The mechanism for reading or writing data in a disk is called a(n).

Question # 15

The speed with which a disk can find data being bought is called.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Computer output produced as small film images is called.
A. OCR
B. COM
C. LCD
D. OMR
2 To most commonly used output device today is a.
A. CRT monitor
B. keyboard
C. mouse
D. card punch
3 Which is not beneficial of secondary storage
A. convenience
B. DAT
C. economy
D. space
4 A digital computer system consists of a central processing unit (CPU) interfaced with.
A. input devices
B. auxilary storage
C. output devices
D. all of the above
5 Internal modem is connected to
A. DCE cable
B. RJ 45 cable
C. RS 232 serial port
D. DTE cable
6 DASD refers to.
A. disk storage
B. track
C. tape storage
D. sorting
7 An arrangement in which data is transmitted in both directions at a time is called
A. Simplex
B. Full duplex
C. Half duplex
D. Multi-duplex
8 The most commonly used output devices in a computer system are
A. printers and monitors
B. disk drives and printers
C. disk drive and tape drives
D. tape drive and keyboards
9 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
10 A magnetize spot represent
A. CPI
B. MB
C. 0 bit
D. 1 bit

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