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

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

Question # 2

The disk storage that use both magnet and laser beam

Question # 3

CD-ROM has the same format as

Question # 4

CD-ROM has the same format as

Question # 5

Abother word for printer

Question # 6

Data transmission speed of wire pair is

Question # 7

Analog signal is measured in

Question # 8

The speed at which a disk can find data being bought is called

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

Assigning more sectors to outer disk tracks is called.

Question # 13

Frequency is measured in

Question # 14

A disk pack within a selected data module is a

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 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
2 Microwave and Communication Satellite are example of
A. Guided
B. Un-guided
C. Simplex
D. Router
3 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
4 The cursor can be moved rolling this devices on a flat surface:
A. mouse
B. trackball
C. want reader
D. interactive tablet
5 A computer that accepts handwritten input on a screen.
A. minicomputer
B. desktop computer
C. mainframe
D. pen-based computer
6 A one color screen on a black background is called
A. monochrome
B. addressable
C. blank
D. lcd
7 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz
8 Frequency is measured in
A. Channels
B. Hertz
C. Bandwidth
D. Baud
9 The speed with which a disk can find data being bought is called.
A. access time
B. data transfer time
C. direct time
D. cylinder time
10 A hard disk can be backed up efficiently using.
A. WORM
B. a transaction file
C. a tape backup system
D. zoning

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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