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 arrangement in which data is transmitted in both directions at a time is called

Question # 3

Soft copy refers to

Question # 4

A graph prepared by a computer.

Question # 5

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

Question # 6

A disk pack within a selected data module is a

Question # 7

The mechanism for reading or writing data in a disk is called a(n).

Question # 8

Shift of a register by one bit to left in binary code is equivalent to.

Question # 9

If electrical power supply to a computer system is inadvertently disrupted ,the serious damage would occur to

Question # 10

A magnetized spot represents.

Question # 11

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

Question # 12

Which input device is often attached to laptop computers.

Question # 13

A magnetize spot represent

Question # 14

Assigning more sector to outer hard disk is called

Question # 15

The disk storage that uses both a magnet and laser beam.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 An arrangement in which data is transmitted in both directions at a time is called
A. Simplex
B. Full duplex
C. Half duplex
D. Multi-duplex
2 A pictorial screen symbol that represent a computer activity is called
A. pointer
B. touch screen
C. miicr
D. icon
3 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
4 The concept of using several small disk packs that work together as a unit is
A. CD-ROM
B. RAID
C. WORM
D. OMR
5 To most commonly used output device today is a.
A. CRT monitor
B. keyboard
C. mouse
D. card punch
6 The ability to return a changed disk record to its original location is called.
A. magneto-optical
B. rotational delay
C. multimedia
D. updating in place
7 Frequency is measured in
A. Channels
B. Hertz
C. Bandwidth
D. Baud
8 Data is transmitted character by character in
A. Synchronous mode
B. Asynchronous mode
C. Remote communication
D. Satellite mode
9 A device that inputs data by scanning letters and numbers is a.
A. keyboard
B. wand reader
C. mouse
D. diskette
10 A magnetized spot represents
A. cpi
B. MB
C. 0 bit
D. 1 bit

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