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

A device used for optical character recognition is

Question # 2

Following devices are used in simplex mode

Question # 3

The equipment attached to CPU which computer can access are called

Question # 4

Abother word for printer

Question # 5

Computer output produced as small film images is called.

Question # 6

Which of the following does not represent an I/O devices?

Question # 7

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

Question # 8

A color screen with the best resolution

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

The equipment attached to CPU which computer can access are called

Question # 13

An example of peripheral equipment

Question # 14

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

Question # 15

The major disadvantage of magnetic tapes is.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 To concept of using several small disk packs that work together as a unit is.
A. CD-ROM
B. RAID
C. WORM
D. OMR
2 The most commonly used character code/s transmission is/are
A. EBCDIC
B. ASCII
C. both EBCDIC and ASCII
D. nethier EBCDIC and ASCII
3 A hard disk can be backed up efficiently using.
A. WORM
B. a transaction file
C. a tape backup system
D. zoning
4 The mechanism for reading or writing data in a disk is called
A. access arm
B. rorational delay
C. seek time
D. track
5 The equipment attached to CPU which computer can access are called
A. input output devices
B. peripherals
C. computer components
D. Hardware
6 Assigning more sector to outer hard disk is called
A. zone recording
B. randomizing
C. sectoring
D. data transfer
7 The speed at which a disk can find data being bought is called
A. access time
B. data transfer rate
C. direct time
D. cylinder time
8 Abother word for printer
A. monochrome
B. microfiche `
C. pixel
D. cursos
9 Laser beam technology is used for
A. terminals
B. optical disk
C. keyboard
D. magnetic tape
10 Data us transmitted block by block in
A. Asynchronous mode
B. Synchronous mode
C. Communication mode
D. Satellite mode

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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