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

The major disadvantage of magnetic tape is

Question # 2

Which is not beneficial of secondary storage

Question # 3

Which of the following cable is comprised of two separate insulated copper wires that are twisted?

Question # 4

A storage medium which cannot support both direct-access and sequential-access application is.

Question # 5

Frequency is measured in

Question # 6

All of the following are Guided Communication media except

Question # 7

Data us transmitted block by block in

Question # 8

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

Question # 9

DASD refers to.

Question # 10

A device that inputs data by scanning letters and numbers is a.

Question # 11

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

Question # 12

The voice channel has a bandwidth of

Question # 13

The most commonly used output devices in a computer system are

Question # 14

The ___________ is the physical path over which a message travels.

Question # 15

A magnetized spot represents

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Following devices are used in simplex mode
A. Radio
B. Television
C. a , b
D. Multiplexers
2 Which input device is often attached to laptop computers:
A. trackball
B. inscriber
C. wand reader
D. graphic display
3 The disk storage that uses both a magnet and laser beam.
A. hashing
B. magneto-optical
C. CD-ROM
D. WORM
4 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz
5 Computer output produced as small film images is called
A. OCR
B. OMR
C. COM
D. LCD
6 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
7 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
8 A magnetized spot represents
A. cpi
B. MB
C. 0 bit
D. 1 bit
9 A pictorial screen symbol that represent a computer activity is called
A. pointer
B. touch screen
C. miicr
D. icon
10 A magnetized spot represents.
A. cpi
B. MB
C. 0 bit
D. 1 bit

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