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 pictorial screen symbol that represent a computer activity is called

Question # 2

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

Question # 3

A device used for optical character recognition is

Question # 4

An example of peripheral equipment

Question # 5

The encoding scheme of data represent as

Question # 6

To concept of using several small disk packs that work together as a unit is.

Question # 7

Data is transmitted character by character in

Question # 8

Microwave and Communication Satellite are example of

Question # 9

A digital computer system consists of a central processing unit interfaced with

Question # 10

Personal computer user may wish to increase their hard disk storage capacity with

Question # 11

A one color screen on a black background is called

Question # 12

A pictorial screen symbol that represent a computer activity is called

Question # 13

Which input device is often attached to laptop computers:

Question # 14

Soft copy refers to

Question # 15

A hard disk can be backed up efficiently using.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 All of the following are Guided Communication media except
A. Fiber-Optic Cable
B. Wire Cable
C. Coaxial Cable
D. Satellite-based , Microwave communication
2 Analog signal is measured in
A. Volts
B. Pulses
C. Hertz
D. WATTS
3 The mechanism for reading or writing data in a disk is called a(n).
A. track
B. rotational delay
C. seek time
D. access arm
4 A hard disk can be backed up efficiently using.
A. WORM
B. a transaction file
C. a tape backup system
D. zoning
5 A pictorial screen symbol that represents a computer activity is called a(n).
A. pointer
B. touch screen
C. icon
D. MICR
6 Communication between a computer and keyboard involes __________ transmission.
A. Half duplex
B. Full-duplex
C. Simplex
D. Automatic
7 The equipment attached to CPU which computer can access are called
A. Hardware
B. input output devices
C. computer components
D. peripherals
8 The ability to return a changed disk record to its original location is called.
A. magneto-optical
B. rotational delay
C. multimedia
D. updating in place
9 Voice input devices convert voice input to.
A. digital code
B. OCR-A
C. bar codes
D. optical marks
10 A color screen with the best resolution
A. MICR
B. VGA
C. SVGA
D. LCD

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