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 graph prepared by a computer.

Question # 2

The encoding scheme of data represent as

Question # 3

All of the following are Guided Communication media except

Question # 4

Word is 16 bits is

Question # 5

To most commonly used output device today is a.

Question # 6

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

Question # 7

Which input device is often attached to laptop computers:

Question # 8

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

Question # 9

To send data, instruction and information you need a

Question # 10

A disk pack within a selected data module is a

Question # 11

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

Question # 12

The transfer of data from one place to another is called

Question # 13

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

Question # 14

Data transmission speed of wire pair is

Question # 15

Computer output produced as small film images is called

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
2 A magnetized spot represents
A. cpi
B. MB
C. 0 bit
D. 1 bit
3 Which of the following cable is comprised of two separate insulated copper wires that are twisted?
A. Fiber optics
B. Twisted pair wire
C. coax
D. Submarine
4 A set raw, unprocessed facts, figures and symbols is called
A. Information
B. Data
C. Instruction
D. Code
5 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
6 Which is not beneficial of secondary storage
A. convenience
B. DAT
C. economy
D. space
7 Laser beam technology is used for
A. terminals
B. optical disk
C. keyboard
D. magnetic tape
8 The equipment attached to CPU which computer can access are called
A. input output devices
B. peripherals
C. computer components
D. Hardware
9 Records stored on a Direct Access storage device.
A. must be read in a specific order
B. must be read in groups
C. must be read directly
D. must be read sequentially or directly
10 The mechanism for reading or writing data in a disk is called a(n).
A. track
B. rotational delay
C. seek time
D. access arm

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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