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

If electrical power supply to a computer system is inadvertently disrupted, the serious damage would occur to.

Question # 2

Data us transmitted block by block in

Question # 3

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

Question # 4

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

Question # 5

The equipment attached to CPU which computer can access are called

Question # 6

A disk pack within a selected data module is a

Question # 7

A computer that accepts handwritten input on a screen.

Question # 8

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

Question # 9

An example of peripheral equipment

Question # 10

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

Question # 11

CD-ROM has the same format as

Question # 12

The disk storage that use both magnet and laser beam

Question # 13

Following devices are used in simplex mode

Question # 14

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

Question # 15

A device used for optical-character recognition is a.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 Computer output produced as small film images is called
A. OCR
B. OMR
C. COM
D. LCD
3 The encoding scheme of data represent as
A. EBCDIC code
B. ASCII code
C. Unicode
D. All of the above
4 A pictorial screen symbol that represent a computer activity is called
A. pointer
B. touch screen
C. miicr
D. icon
5 Assigning more sector to outer hard disk is called
A. data transfer
B. randomizing
C. sectoring
D. zone recording
6 Shift of register by one bit to left in binary code is equivalent to
A. addition of 2
B. subtraction of 2
C. division by 2
D. multiplication by 2
7 The disk storage that use both magnet and laser beam
A. hashing
B. magneto optical
C. CD-ROM
D. WORM
8 A device that inputs data by scanning letters and numbers is a.
A. keyboard
B. wand reader
C. mouse
D. diskette
9 The equipment attached to CPU which computer can access are called
A. input output devices
B. peripherals
C. computer components
D. Hardware
10 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz

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