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 disk pack within a selected data module is a

Question # 2

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

Question # 3

Imaging used what devices to input data?

Question # 4

A pictorial screen symbol that represent a computer activity is called

Question # 5

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

Question # 6

Personal computer users may wish to increase their hard disk storage capacity with.

Question # 7

The equipment attached to CPU which computer can access are called.

Question # 8

DASD refers to.

Question # 9

Voice input device convert voice input to

Question # 10

Personal computer user may wish to increase their hard disk storage capacity with

Question # 11

A color screen with the best resolution has the most.

Question # 12

To concept of using several small disk packs that work together as a unit is.

Question # 13

Computer output produced as small film images is called

Question # 14

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

Question # 15

Following devices are used in simplex mode

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Shift of register by one bit to left in binary code is equivalent to
A. addition of 2
B. subtraction of 2
C. division by 2
D. multiplication by 2
2 The encoding scheme of data represent as
A. EBCDIC code
B. ASCII code
C. Unicode
D. All of the above
3 Which is not beneficial of secondary storage
A. convenience
B. DAT
C. economy
D. space
4 The cursor can be moved rolling this device on a flat surface.
A. mouse
B. wand reader
C. trackball
D. interactive tablet
5 A storage medium which cannot support both direct-access and sequential-access application is.
A. magnetic drum
B. hard disk
C. magnetic tape
D. floppy disk
6 Assigning more sectors to outer disk tracks is called.
A. zone recording
B. randomizing
C. data transfer
D. sectoring
7 Imaging used what devices to input data?
A. scanner
B. barcode reader
C. icon
D. tablet
8 In a computer system,which of the following has largest number of mechanical components and thus most unreliable :
A. magnetic disk
B. magnetic drum
C. floppy disk
D. printer
9 Laser beam technology is used for
A. terminals
B. optical disk
C. keyboard
D. magnetic tape
10 Records stored on a Direct Access storage device.
A. must be read in a specific order
B. must be read in groups
C. must be read directly
D. must be read sequentially or directly

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