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 magnetize spot represent

Question # 3

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

Question # 4

The equipment attached to CPU which computer can access are called

Question # 5

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

Question # 6

Computer output produced as small film images is called

Question # 7

Data transmission speed of wire pair is

Question # 8

Which is not beneficial of secondary storage

Question # 9

The speed at which a disk can find data being bought is called

Question # 10

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

Question # 11

The disk storage that use both magnet and laser beam

Question # 12

Internal modem is connected to

Question # 13

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

Question # 14

Soft copy refers to.

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A one color screen on a black background is called
A. monochrome
B. addressable
C. blank
D. lcd
2 Internal modem is connected to
A. DCE cable
B. RJ 45 cable
C. RS 232 serial port
D. DTE cable
3 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
4 Another word for printer.
A. monochrome
B. microfiche
C. pixel
D. cursor
5 The equipment attached to CPU which computer can access are called
A. input output devices
B. peripherals
C. computer components
D. Hardware
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 The major disadvantage of magnetic tapes is.
A. cost
B. unreliability of store data
C. slow data recording
D. data is to be accessed sequentially
8 The time require for the access arm to get into position over a particular track is.
A. rotational delay
B. data transfer
C. seek time
D. head switching
9 A one-color screen on a black background is called.
A. monochrome
B. addressable
C. blank
D. liquid crystal display
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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