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

Imaging used what device to input data.?

Question # 2

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

Question # 3

A computer that accepts handwritten input on a screen.

Question # 4

DASD refers to

Question # 5

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

Question # 6

The ___________ is the physical path over which a message travels.

Question # 7

Which of the following does not support I/O devices

Question # 8

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

Question # 9

An example of peripheral equipment

Question # 10

A magnetized spot represents

Question # 11

A way of physically organizing data on a disk pack to minimize seek time uses.

Question # 12

A hard disk can be backed up efficiently using.

Question # 13

Which input device is often attached to laptop computers:

Question # 14

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

Question # 15

To send data, instruction and information you need a

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A device that inputs data by scanning letters and number is a
A. keyboard
B. wand reader
C. mouse
D. diskette
2 Word is 16 bits is
A. 65536
B. 64526
C. 32526
D. 34526
3 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
4 All of the following are Guided Communication media except
A. Fiber-Optic Cable
B. Wire Cable
C. Coaxial Cable
D. Satellite-based , Microwave communication
5 If electrical power supply to a computer system is inadvertently disrupted ,the serious damage would occur to
A. CPU
B. disk
C. CRT
D. printer
6 The most commonly used character code/s transmission is/are
A. EBCDIC
B. ASCII
C. both EBCDIC and ASCII
D. nethier EBCDIC and ASCII
7 To send data, instruction and information you need a
A. Sending device
B. Receiving device
C. Channel device
D. Communication signal
8 The cursor can be moved rolling this devices on a flat surface:
A. mouse
B. trackball
C. want reader
D. interactive tablet
9 Another word for printer.
A. monochrome
B. microfiche
C. pixel
D. cursor
10 The disk storage that use both magnet and laser beam
A. hashing
B. magneto optical
C. CD-ROM
D. WORM

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