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

A disk pack within a selected data module is a

Question # 2

A device used for optical character recognition is

Question # 3

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

Question # 4

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

Question # 5

A device used for optical-character recognition is a.

Question # 6

Computer output produced as small film images is called

Question # 7

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

Question # 8

A disk pack within a selected data module is a

Question # 9

Imaging used what device to input data.?

Question # 10

Following devices are used in simplex mode

Question # 11

A disk pack withing a sealed data module is a.

Question # 12

A bar code reader is an example of a(n).

Question # 13

CD-ROM has the same format as

Question # 14

The encoding scheme of data represent as

Question # 15

A graph prepared by a computer.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Computer output produced as small film images is called
A. OCR
B. OMR
C. COM
D. LCD
2 Data is transmitted character by character in
A. Synchronous mode
B. Asynchronous mode
C. Remote communication
D. Satellite mode
3 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
4 Computer output produced as small film images is called.
A. OCR
B. COM
C. LCD
D. OMR
5 A device used for optical character recognition is
A. wand reader
B. light pen
C. mouse
D. micr reader
6 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
7 Which input device is often attached to laptop computers.
A. trackball
B. inscriber
C. graphics display
D. wand reader
8 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz
9 Coaxial and fiber cables are examples of media
A. Guided
B. Router
C. Un-guided
D. Simplex
10 The most common storage devices in a computer system are.
A. printers and monitors
B. disk drives and printer
C. disk drives and tape derives
D. tape drives and keyboards

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