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

Imaging used what device to input data.?

Question # 2

Soft copy refers to.

Question # 3

Communication between a computer and keyboard involes __________ transmission.

Question # 4

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

Question # 5

To most commonly used output device today is a.

Question # 6

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

Question # 7

The CRT technology with the best resolution.

Question # 8

The most common storage devices in a computer system are.

Question # 9

A pictorial screen symbol that represent a computer activity is called

Question # 10

The most commonly used output devices in a computer system are

Question # 11

Assigning more sectors to outer disk tracks is called.

Question # 12

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

Question # 13

Shift of a register by one bit to left in binary code is equivalent to.

Question # 14

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

Question # 15

Laser beam technology is used for.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The major disadvantage of magnetic tape is
A. cost
B. unreliability of store data
C. slow data recording
D. data is accessed sequentially
2 A one-color screen on a black background is called.
A. monochrome
B. addressable
C. blank
D. liquid crystal display
3 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
4 The major disadvantage of magnetic tapes is.
A. cost
B. unreliability of store data
C. slow data recording
D. data is to be accessed sequentially
5 Which of the following does not support I/O devices
A. speaker
B. OCR
C. joystick
D. ALU
6 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
7 A hard disk can be backed up efficiently using.
A. WORM
B. a transaction file
C. a tape backup system
D. zoning
8 A magnetize spot represent
A. CPI
B. MB
C. 0 bit
D. 1 bit
9 The encoding scheme of data represent as
A. EBCDIC code
B. ASCII code
C. Unicode
D. All of the above
10 Assigning more sector to outer hard disk is called
A. data transfer
B. randomizing
C. sectoring
D. zone recording

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