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

Soft copy refers to

Question # 2

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

Question # 3

CD-ROM has the same format as

Question # 4

A device used for optical character recognition is

Question # 5

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

Question # 6

Frequency is measured in

Question # 7

Communication between a computer and keyboard involes __________ transmission.

Question # 8

A device that inputs data by scanning letters and number is a

Question # 9

Voice input devices convert voice input to.

Question # 10

Computer output produced as small film images is called

Question # 11

Data is transmitted character by character in

Question # 12

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

Question # 13

To send data, instruction and information you need a

Question # 14

The cursor can be moved rolling this device on a flat surface.

Question # 15

A digital computer system consists of a central processing unit (CPU) interfaced with.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
2 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
3 The cursor can be moved rolling this devices on a flat surface:
A. mouse
B. trackball
C. want reader
D. interactive tablet
4 A bar code reader is an example of a(n).
A. processing device
B. storage device
C. Input device
D. output device
5 DASD refers to
A. disk storage
B. track
C. tape storage
D. sorting
6 A magnetized spot represents
A. cpi
B. MB
C. 0 bit
D. 1 bit
7 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
8 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
9 A device used for optical-character recognition is a.
A. wand reader
B. light pen
C. mouse
D. MICR reader
10 Assigning more sector to outer hard disk is called
A. data transfer
B. randomizing
C. sectoring
D. zone recording

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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