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

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

Question # 2

Communication between a computer and keyboard involes __________ transmission.

Question # 3

The major disadvantage of magnetic tape is

Question # 4

Data us transmitted block by block in

Question # 5

Voice input devices convert voice input to.

Question # 6

A set raw, unprocessed facts, figures and symbols is called

Question # 7

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

Question # 8

A digital computer system consists of a central processing unit (CPU) interfaced with.

Question # 9

Computer output produced as small film images is called

Question # 10

Coaxial and fiber cables are examples of media

Question # 11

The equipment attached to CPU which computer can access are called.

Question # 12

Another word for printer.

Question # 13

Which is not beneficial of secondary storage

Question # 14

A disk pack withing a sealed data module is a.

Question # 15

The encoding scheme of data represent as

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Laser beam technology is used for
A. terminals
B. optical disk
C. keyboard
D. magnetic tape
2 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
3 The mechanism for reading or writing data in a disk is called
A. access arm
B. rorational delay
C. seek time
D. track
4 Imaging used what devices to input data?
A. scanner
B. barcode reader
C. icon
D. tablet
5 The disk storage that uses both a magnet and laser beam.
A. hashing
B. magneto-optical
C. CD-ROM
D. WORM
6 Following devices are used in simplex mode
A. Radio
B. Television
C. a , b
D. Multiplexers
7 CD-ROM has the same format as
A. DAT
B. diskette
C. audio compact disk
D. backup tape
8 In a computer system,which of the following has largest number of mechanical components and thus most unreliable :
A. magnetic disk
B. magnetic drum
C. floppy disk
D. printer
9 The mechanism for reading or writing data in a disk is called
A. track
B. access arm
C. seek time
D. rorational delay
10 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

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