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

A color screen with the best resolution

Question # 2

Word is 16 bits is

Question # 3

Imaging used what device to input data.?

Question # 4

A device used for optical character recognition is

Question # 5

A pictorial screen symbol that represent a computer activity is called

Question # 6

To most commonly used output device today is a.

Question # 7

Laser beam technology is used for.

Question # 8

A pictorial screen symbol that represents a computer activity is called a(n).

Question # 9

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

Question # 10

A color screen with the best resolution has the most.

Question # 11

A hard disk can be backed up efficiently using.

Question # 12

Which of the following cable is comprised of two separate insulated copper wires that are twisted?

Question # 13

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

Question # 14

The equipment attached to CPU which computer can access are called

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Frequency is measured in
A. Channels
B. Hertz
C. Bandwidth
D. Baud
2 The transfer of data from one place to another is called
A. Data processing
B. Data distribution
C. Data communication
D. Data encryption
3 The equipment attached to CPU which computer can access are called
A. input output devices
B. peripherals
C. computer components
D. Hardware
4 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
5 CD-ROM has the same format as a(n).
A. backup tape
B. DAT
C. diskette
D. audio compact disk
6 Computer output produced as small film images is called.
A. OCR
B. COM
C. LCD
D. OMR
7 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
8 Imaging used what devices to input data?
A. scanner
B. barcode reader
C. icon
D. tablet
9 The major disadvantage of magnetic tape is
A. cost
B. unreliability of store data
C. slow data recording
D. data is accessed sequentially
10 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom

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