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

Laser beam technology is used for

Question # 2

A device used for optical-character recognition is a.

Question # 3

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

Question # 4

A graph prepared by a computer.

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

Coaxial and fiber cables are examples of media

Question # 10

DASD refers to.

Question # 11

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

Question # 12

DASD refers to

Question # 13

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

Question # 14

Computer output produced as small film images is called

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A bar code reader is an example of a(n).
A. processing device
B. storage device
C. Input device
D. output device
2 The mechanism for reading or writing data in a disk is called
A. track
B. rorational delay
C. access arm
D. seek time
3 Data is transmitted character by character in
A. Synchronous mode
B. Asynchronous mode
C. Remote communication
D. Satellite mode
4 A set raw, unprocessed facts, figures and symbols is called
A. Information
B. Data
C. Instruction
D. Code
5 Internal modem is connected to
A. DCE cable
B. RJ 45 cable
C. RS 232 serial port
D. DTE cable
6 Personal computer user may wish to increase their hard disk storage capacity with
A. higher density
B. DAT
C. read only media
D. removable hard disk cartridge.
7 A way of physically organizing data on a disk pack to minimize seek time uses.
A. sequential file
B. removable hard
C. the cylinder method
D. Winchester technology
8 A one color screen on a black background is called
A. monochrome
B. addressable
C. blank
D. lcd
9 In a computer system,which of the following has largest number of mechanical components and thus most unreliable :
A. magnetic disk
B. magnetic drum
C. floppy disk
D. printer
10 Data us transmitted block by block in
A. Asynchronous mode
B. Synchronous mode
C. Communication mode
D. Satellite mode

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