ECAT Pre Computer Science MCQ Test For Computer Chapter 3 With Answer

MCQ's Test For ECAT Computer Science Chapter 3 The Peripheral Devices

Try The 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

Imaging used what device to input data.?

Question # 2

Communication between a computer and keyboard involes __________ transmission.

Question # 3

A magnetized spot represents.

Question # 4

CD-ROM has the same format as

Question # 5

A device used for optical character recognition is

Question # 6

A pictorial screen symbol that represents a computer activity is called a(n).

Question # 7

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

Question # 8

The disk storage that use both magnet and laser beam

Question # 9

Soft copy refers to

Question # 10

Internal modem is connected to

Question # 11

A graph prepared by a computer.

Question # 12

Laser beam technology is used for

Question # 13

Computer output produced as small film images is called.

Question # 14

A color screen with the best resolution

Question # 15

Which is not beneficial of secondary storage

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz
2 The equipment attached to CPU which computer can access are called.
A. hardware
B. input/output devices
C. peripherals
D. computer components
3 The speed at which a disk can find data being bought is called
A. access time
B. data transfer rate
C. direct time
D. cylinder time
4 Data is transmitted character by character in
A. Synchronous mode
B. Asynchronous mode
C. Remote communication
D. Satellite mode
5 Which of the following does not support I/O devices
A. speaker
B. OCR
C. joystick
D. ALU
6 A pictorial screen symbol that represent a computer activity is called
A. touch screen
B. icon
C. miicr
D. pointer
7 Coaxial and fiber cables are examples of media
A. Guided
B. Router
C. Un-guided
D. Simplex
8 Data transmission speed of wire pair is
A. 9600 bps
B. 9500 bps
C. 3600 bps
D. 3500 bps
9 The time required 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
10 The mechanism for reading or writing data in a disk is called
A. access arm
B. rorational delay
C. seek time
D. track

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