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 device that inputs data by scanning letters and numbers is a.

Question # 2

A storage medium which can not support both direct access and sequential access application is

Question # 3

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

Question # 4

Frequency is measured in

Question # 5

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

Question # 6

Which of the following cable is comprised of two separate insulated copper wires that are twisted?

Question # 7

Computer output produced as small film images is called.

Question # 8

Records stored on a Direct Access storage device.

Question # 9

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

Question # 10

Communication between a computer and keyboard involes __________ transmission.

Question # 11

To send data, instruction and information you need a

Question # 12

The time required for the access arm to get into position over a particular track is

Question # 13

CD-ROM has the same format as

Question # 14

An example of peripheral devices

Question # 15

Computer output produced as small film images is called

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The equipment attached to CPU which computer can access are called
A. Hardware
B. input output devices
C. computer components
D. peripherals
2 A hard disk can be backed up efficiently using.
A. WORM
B. a transaction file
C. a tape backup system
D. zoning
3 A pictorial screen symbol that represent a computer activity is called
A. touch screen
B. icon
C. miicr
D. pointer
4 The speed with which a disk can find data being bought is called.
A. access time
B. data transfer time
C. direct time
D. cylinder time
5 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
6 All of the following are Guided Communication media except
A. Fiber-Optic Cable
B. Wire Cable
C. Coaxial Cable
D. Satellite-based , Microwave communication
7 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
8 A bar code reader is an example of a(n).
A. processing device
B. storage device
C. Input device
D. output device
9 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
10 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

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