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

Question # 2

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

Question # 3

A color screen with the best resolution

Question # 4

The cursor can be moved rolling this devices on a flat surface:

Question # 5

Imaging used what devices to input data?

Question # 6

Following devices are used in simplex mode

Question # 7

A color screen with the best resolution has the most.

Question # 8

A device used for optical character recognition is

Question # 9

DASD refers to

Question # 10

Data us transmitted block by block in

Question # 11

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

Question # 12

Assigning more sector to outer hard disk is called

Question # 13

Assigning more sector to outer hard disk is called

Question # 14

The major disadvantage of magnetic tapes is.

Question # 15

The equipment attached to CPU which computer can access are called

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Imaging used what devices to input data?
A. scanner
B. barcode reader
C. icon
D. tablet
2 A graph prepared by a computer.
A. Is its output
B. Is the piece of information to user
C. Is a hard copy
D. All of the above
3 A one-color screen on a black background is called.
A. monochrome
B. addressable
C. blank
D. liquid crystal display
4 Microwave and Communication Satellite are example of
A. Guided
B. Un-guided
C. Simplex
D. Router
5 A device that inputs data by scanning letters and numbers is a.
A. keyboard
B. wand reader
C. mouse
D. diskette
6 The cursor can be moved rolling this devices on a flat surface:
A. mouse
B. trackball
C. want reader
D. interactive tablet
7 Assigning more sector to outer hard disk is called
A. zone recording
B. randomizing
C. sectoring
D. data transfer
8 Analog signal is measured in
A. Volts
B. Pulses
C. Hertz
D. WATTS
9 DASD refers to.
A. disk storage
B. track
C. tape storage
D. sorting
10 Communication between a computer and keyboard involes __________ transmission.
A. Half duplex
B. Full-duplex
C. Simplex
D. Automatic

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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