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

Imaging used what devices to input data?

Question # 2

The disk storage that use both magnet and laser beam

Question # 3

A disk pack within a selected data module is a

Question # 4

A pictorial screen symbol that represent a computer activity is called

Question # 5

All of the following are Guided Communication media except

Question # 6

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

Question # 7

A device used for optical character recognition is

Question # 8

Following devices are used in simplex mode

Question # 9

Assigning more sectors to outer disk tracks is called.

Question # 10

Communication between a computer and keyboard involes __________ transmission.

Question # 11

Internal modem is connected to

Question # 12

A pictorial screen symbol that represents a computer activity is called a(n).

Question # 13

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

Question # 14

CD-ROM has the same format as

Question # 15

In a computer system,which of the following has largest number of mechanical components and thus most unreliable :

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which is not beneficial of secondary storage
A. convenience
B. DAT
C. economy
D. space
2 To concept of using several small disk packs that work together as a unit is.
A. CD-ROM
B. RAID
C. WORM
D. OMR
3 To send data, instruction and information you need a
A. Sending device
B. Receiving device
C. Channel device
D. Communication signal
4 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
5 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
6 A color screen with the best resolution has the most.
A. CRT
B. VGA
C. COM
D. pixel
7 The equipment attached to CPU which computer can access are called
A. input output devices
B. peripherals
C. computer components
D. Hardware
8 Computer output produced as small film images is called
A. OCR
B. OMR
C. COM
D. LCD
9 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
10 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz

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