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

Following devices are used in simplex mode

Question # 2

A color screen with the best resolution

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

To send data, instruction and information you need a

Question # 7

To most commonly used output device today is a.

Question # 8

The most commonly used character code/s transmission is/are

Question # 9

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

Question # 10

The CRT technology with the best resolution.

Question # 11

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

Question # 12

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

Question # 13

Soft copy refers to

Question # 14

The transfer of data from one place to another is called

Question # 15

Voice input devices convert voice input to.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A color screen with the best resolution
A. MICR
B. VGA
C. SVGA
D. LCD
2 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
3 All of the following are Guided Communication media except
A. Fiber-Optic Cable
B. Wire Cable
C. Coaxial Cable
D. Satellite-based , Microwave communication
4 Computer output produced as small film images is called
A. LCD
B. COM
C. OMR
D. OCR
5 Computer output produced as small film images is called.
A. OCR
B. COM
C. LCD
D. OMR
6 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
7 The voice channel has a bandwidth of
A. 0 - 2 KHz
B. 0 - 4 KHz
C. 5 - 10 KHz
D. 10 - 20 KHz
8 An example of peripheral equipment
A. CPU
B. spreadsheet
C. printer
D. microcomputer
9 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
10 The most commonly used output devices in a computer system are
A. printers and monitors
B. disk drives and printers
C. disk drive and tape drives
D. tape drive and keyboards

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  • muhammad awais

    muhammad awais

    27 Oct 2018

    please find computer science mcqs

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