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

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

Question # 2

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

Question # 3

Following devices are used in simplex mode

Question # 4

An example of peripheral devices

Question # 5

The equipment attached to CPU which computer can access are called

Question # 6

The transfer of data from one place to another is called

Question # 7

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

Question # 8

DASD refers to

Question # 9

Laser beam technology is used for

Question # 10

Data is transmitted character by character in

Question # 11

Imaging used what devices to input data?

Question # 12

The encoding scheme of data represent as

Question # 13

Frequency is measured in

Question # 14

Voice input devices convert voice input to.

Question # 15

An example of peripheral equipment

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Data us transmitted block by block in
A. Asynchronous mode
B. Synchronous mode
C. Communication mode
D. Satellite mode
2 Assigning more sectors to outer disk tracks is called.
A. zone recording
B. randomizing
C. data transfer
D. sectoring
3 A magnetized spot represents
A. cpi
B. MB
C. 0 bit
D. 1 bit
4 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
5 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
6 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
7 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
8 The most commonly used character code/s transmission is/are
A. EBCDIC
B. ASCII
C. both EBCDIC and ASCII
D. nethier EBCDIC and ASCII
9 A hard disk can be backed up efficiently using.
A. WORM
B. a transaction file
C. a tape backup system
D. zoning
10 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

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