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

Word is 16 bits is

Question # 2

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

Question # 3

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

Question # 4

Laser beam technology is used for.

Question # 5

A pictorial screen symbol that represent a computer activity is called

Question # 6

The CRT technology with the best resolution.

Question # 7

Computer output produced as small film images is called

Question # 8

Analog signal is measured in

Question # 9

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

Question # 10

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

Question # 11

A device used for optical-character recognition is a.

Question # 12

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

Question # 13

A storage medium which cannot support both direct-access and sequential-access application is.

Question # 14

A disk pack within a selected data module is a

Question # 15

An example of peripheral equipment

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 DASD refers to.
A. disk storage
B. track
C. tape storage
D. sorting
2 A digital computer system consists of a central processing unit interfaced with
A. input devices
B. auxiliary storage
C. output devices
D. all of above
3 Coaxial and fiber cables are examples of media
A. Guided
B. Router
C. Un-guided
D. Simplex
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 A magnetize spot represent
A. CPI
B. MB
C. 0 bit
D. 1 bit
6 A magnetized spot represents.
A. cpi
B. MB
C. 0 bit
D. 1 bit
7 Shift of a 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
8 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
9 To send data, instruction and information you need a
A. Sending device
B. Receiving device
C. Channel device
D. Communication signal
10 A set raw, unprocessed facts, figures and symbols is called
A. Information
B. Data
C. Instruction
D. Code

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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