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

An example of peripheral equipment

Question # 3

Frequency is measured in

Question # 4

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

Question # 5

Microwave and Communication Satellite are example of

Question # 6

The encoding scheme of data represent as

Question # 7

Communication between a computer and keyboard involes __________ transmission.

Question # 8

The ___________ is the physical path over which a message travels.

Question # 9

Assigning more sector to outer hard disk is called

Question # 10

Laser beam technology is used for

Question # 11

Following devices are used in simplex mode

Question # 12

The major disadvantage of magnetic tapes is.

Question # 13

Imaging used what device to input data.?

Question # 14

A hard disk can be backed up efficiently using.

Question # 15

Word is 16 bits is

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 An example of peripheral devices
A. CPU
B. Printer
C. Spreadsheet
D. microcomputer
2 Internal modem is connected to
A. DCE cable
B. RJ 45 cable
C. RS 232 serial port
D. DTE cable
3 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
4 A disk pack withing a sealed data module is a.
A. Backup unit
B. Winchester
C. diskette
D. CD-ROM
5 Analog signal is measured in
A. Volts
B. Pulses
C. Hertz
D. WATTS
6 Word is 16 bits is
A. 65536
B. 64526
C. 32526
D. 34526
7 In a computer system, which of the following has largest number of mechanical components and thus most unreliable.
A. magnetic tape
B. magnetic drum
C. floppy disk
D. printer
8 Voice input devices convert voice input to.
A. digital code
B. OCR-A
C. bar codes
D. optical marks
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 A color screen with the best resolution has the most.
A. CRT
B. VGA
C. COM
D. pixel

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