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 magnetized spot represents

Question # 2

Imaging used what device to input data.?

Question # 3

Assigning more sectors to outer disk tracks is called.

Question # 4

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

Question # 5

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

Question # 6

A color screen with the best resolution has the most.

Question # 7

A device used for optical character recognition is

Question # 8

Data us transmitted block by block in

Question # 9

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

Question # 10

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

Question # 11

Soft copy refers to

Question # 12

Which input device is often attached to laptop computers.

Question # 13

An example of peripheral equipment

Question # 14

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

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Which of the following does not represent an I/O devices?
A. speaker
B. OCR
C. Joystick
D. ALU
2 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
3 A pictorial screen symbol that represent a computer activity is called
A. pointer
B. touch screen
C. miicr
D. icon
4 A device that inputs data by scanning letters and number is a
A. keyboard
B. wand reader
C. mouse
D. diskette
5 Assigning more sector to outer hard disk is called
A. data transfer
B. randomizing
C. sectoring
D. zone recording
6 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
7 Voice input devices convert voice input to.
A. digital code
B. OCR-A
C. bar codes
D. optical marks
8 The mechanism for reading or writing data in a disk is called
A. track
B. access arm
C. seek time
D. rorational delay
9 A digital computer system consists of a central processing unit interfaced with
A. input devices
B. auxiliary storage
C. output devices
D. all of above
10 Microwave and Communication Satellite are example of
A. Guided
B. Un-guided
C. Simplex
D. Router

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