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

Question # 2

A device that inputs data by scanning letters and number is a

Question # 3

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

Question # 4

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

Question # 5

CD-ROM has the same format as

Question # 6

A set raw, unprocessed facts, figures and symbols is called

Question # 7

Following devices are used in simplex mode

Question # 8

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

Question # 9

Voice input devices convert voice input to.

Question # 10

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

Question # 11

All of the following are Guided Communication media except

Question # 12

Internal modem is connected to

Question # 13

A magnetized spot represents

Question # 14

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

Question # 15

A digital computer system consists of a central processing unit (CPU) interfaced with.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A one color screen on a black background is called
A. monochrome
B. addressable
C. blank
D. lcd
2 The mechanism for reading or writing data in a disk is called
A. track
B. access arm
C. seek time
D. rorational delay
3 A storage medium which can not support both direct access and sequential access application is
A.
magnetic drum
B. hard disk
C. magnetic tape
D. floppy disk
4 Which input device is often attached to laptop computers:
A. trackball
B. inscriber
C. wand reader
D. graphic display
5 Assigning more sector to outer hard disk is called
A. zone recording
B. randomizing
C. sectoring
D. data transfer
6 Data transmission speed of wire pair is
A. 9600 bps
B. 9500 bps
C. 3600 bps
D. 3500 bps
7 A computer that accepts handwritten input on a screen.
A. minicomputer
B. desktop computer
C. mainframe
D. pen-based computer
8 To most commonly used output device today is a.
A. CRT monitor
B. keyboard
C. mouse
D. card punch
9 A device that inputs data by scanning letters and number is a
A. keyboard
B. wand reader
C. mouse
D. diskette
10 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

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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