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

Voice input devices convert voice input to.

Question # 2

The equipment attached to CPU which computer can access are called

Question # 3

DASD refers to.

Question # 4

To most commonly used output device today is a.

Question # 5

Records stored on a Direct Access storage device.

Question # 6

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

Question # 7

A device used for optical-character recognition is a.

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

Coaxial and fiber cables are examples of media

Question # 12

Data is transmitted character by character in

Question # 13

Frequency is measured in

Question # 14

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

Question # 15

A disk pack within a selected data module is a

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The encoding scheme of data represent as
A. EBCDIC code
B. ASCII code
C. Unicode
D. All of the above
2 The mechanism for reading or writing data in a disk is called a(n).
A. track
B. rotational delay
C. seek time
D. access arm
3 Laser beam technology is used for
A. terminals
B. optical disk
C. keyboard
D. magnetic tape
4 The major disadvantage of magnetic tape is
A. cost
B. unreliability of store data
C. slow data recording
D. data is accessed sequentially
5 Which is not beneficial of secondary storage
A. convenience
B. DAT
C. economy
D. space
6 Data us transmitted block by block in
A. Asynchronous mode
B. Synchronous mode
C. Communication mode
D. Satellite mode
7 The most commonly used character code/s transmission is/are
A. EBCDIC
B. ASCII
C. both EBCDIC and ASCII
D. nethier EBCDIC and ASCII
8 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
9 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
10 A pictorial screen symbol that represent a computer activity is called
A. touch screen
B. icon
C. miicr
D. pointer

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