ECAT Pre Computer Science MCQ Test For Computer Chapter 3 With Answer

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 one-color screen on a black background is called.

Question # 2

An arrangement in which data is transmitted in both directions at a time is called

Question # 3

An example of peripheral equipment

Question # 4

Soft copy refers to

Question # 5

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

Question # 6

To most commonly used output device today is a.

Question # 7

A hard disk can be backed up efficiently using.

Question # 8

A color screen with the best resolution has the most.

Question # 9

The mechanism for reading or writing data in a disk is called

Question # 10

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

Question # 11

The cursor can be moved rolling this device on a flat surface.

Question # 12

Following devices are used in simplex mode

Question # 13

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

Question # 14

Word is 16 bits is

Question # 15

An example of peripheral devices

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 Coaxial and fiber cables are examples of media
A. Guided
B. Router
C. Un-guided
D. Simplex
3 Internal modem is connected to
A. DCE cable
B. RJ 45 cable
C. RS 232 serial port
D. DTE cable
4 Following devices are used in simplex mode
A. Radio
B. Television
C. a , b
D. Multiplexers
5 In a computer system, which of the following has largest number of mechanical components and thus most unreliable.
A. magnetic tape
B. magnetic drum
C. floppy disk
D. printer
6 Analog signal is measured in
A. Volts
B. Pulses
C. Hertz
D. WATTS
7 To most commonly used output device today is a.
A. CRT monitor
B. keyboard
C. mouse
D. card punch
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 Which is not beneficial of secondary storage
A. convenience
B. DAT
C. economy
D. space
10 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

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