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

Question # 2

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

Question # 3

The time required for the access arm to get into position over a particular track is

Question # 4

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

Question # 5

Records stored on a Direct Access storage device.

Question # 6

A way of physically organizing data on a disk pack to minimize seek time uses.

Question # 7

The disk storage that use both magnet and laser beam

Question # 8

DASD refers to

Question # 9

Data is transmitted character by character in

Question # 10

Soft copy refers to.

Question # 11

Which of the following does not support I/O devices

Question # 12

Which input device is often attached to laptop computers:

Question # 13

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

Question # 14

All of the following are Guided Communication media except

Question # 15

A one color screen on a black background is called

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A magnetized spot represents.
A. cpi
B. MB
C. 0 bit
D. 1 bit
2 CD-ROM has the same format as
A. DAT
B. diskette
C. audio compact disk
D. backup tape
3 The time require 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
4 Another word for printer.
A. monochrome
B. microfiche
C. pixel
D. cursor
5 In a computer system, which of the following has largest number of mechanical components and thus most unreliable.
A. magnetic tape
B. magnetic drum
C. floppy disk
D. printer
6 An example of peripheral equipment
A. CPU
B. spreadsheet
C. printer
D. microcomputer
7 The ___________ is the physical path over which a message travels.
A. Single
B. Double
C. Protocol
D. Medium
8 Assigning more sectors to outer disk tracks is called.
A. zone recording
B. randomizing
C. data transfer
D. sectoring
9 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
10 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

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