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

Personal computer user may wish to increase their hard disk storage capacity with

Question # 2

Data us transmitted block by block in

Question # 3

Shift of register by one bit to left in binary code is equivalent to

Question # 4

A magnetized spot represents

Question # 5

A storage medium which can not support both direct access and sequential access application is

Question # 6

Which is not beneficial of secondary storage

Question # 7

A device that inputs data by scanning letters and number is a

Question # 8

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

Question # 9

To concept of using several small disk packs that work together as a unit is.

Question # 10

A pictorial screen symbol that represent a computer activity is called

Question # 11

Another word for printer.

Question # 12

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

Question # 13

Soft copy refers to.

Question # 14

The major disadvantage of magnetic tape is

Question # 15

DASD refers to.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The time required for the access arm to get into position over a particular track is
A. rotational delay
B. data transfer
C. seek time
D. head switching
2 Shift of 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
3 The concept of using several small disk packs that work together as a unit is
A. CD-ROM
B. RAID
C. WORM
D. OMR
4 The ___________ is the physical path over which a message travels.
A. Single
B. Double
C. Protocol
D. Medium
5 Communication between a computer and keyboard involes __________ transmission.
A. Half duplex
B. Full-duplex
C. Simplex
D. Automatic
6 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
7 Assigning more sectors to outer disk tracks is called.
A. zone recording
B. randomizing
C. data transfer
D. sectoring
8 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
9 The disk storage that use both magnet and laser beam
A. hashing
B. magneto optical
C. CD-ROM
D. WORM
10 CD-ROM has the same format as
A. DAT
B. diskette
C. audio compact disk
D. backup tape

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