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

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

Question # 2

A one color screen on a black background is called

Question # 3

Laser beam technology is used for

Question # 4

Assigning more sector to outer hard disk is called

Question # 5

Computer output produced as small film images is called

Question # 6

A digital computer system consists of a central processing unit (CPU) interfaced with.

Question # 7

Following devices are used in simplex mode

Question # 8

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

Question # 9

Analog signal is measured in

Question # 10

A device used for optical-character recognition is a.

Question # 11

Data us transmitted block by block in

Question # 12

DASD refers to.

Question # 13

A one-color screen on a black background is called.

Question # 14

The equipment attached to CPU which computer can access are called.

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Voice input devices convert voice input to.
A. digital code
B. OCR-A
C. bar codes
D. optical marks
2 An example of peripheral equipment
A. CPU
B. spreadsheet
C. printer
D. microcomputer
3 A device used for optical character recognition is
A. wand reader
B. light pen
C. mouse
D. micr reader
4 The equipment attached to CPU which computer can access are called.
A. hardware
B. input/output devices
C. peripherals
D. computer components
5 A device used for optical-character recognition is a.
A. wand reader
B. light pen
C. mouse
D. MICR reader
6 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
7 The transfer of data from one place to another is called
A. Data processing
B. Data distribution
C. Data communication
D. Data encryption
8 A magnetized spot represents.
A. cpi
B. MB
C. 0 bit
D. 1 bit
9 All of the following are Guided Communication media except
A. Fiber-Optic Cable
B. Wire Cable
C. Coaxial Cable
D. Satellite-based , Microwave communication
10 Computer output produced as small film images is called
A. LCD
B. COM
C. OMR
D. OCR

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