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

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

Question # 2

The voice channel has a bandwidth of

Question # 3

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

Question # 4

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

Question # 5

Computer output produced as small film images is called

Question # 6

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

Question # 7

Word is 16 bits is

Question # 8

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

Question # 9

Coaxial and fiber cables are examples of media

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

To send data, instruction and information you need a

Question # 14

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

Question # 15

CD-ROM has the same format as a(n).

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A magnetize spot represent
A. CPI
B. MB
C. 0 bit
D. 1 bit
2 Which of the following cable is comprised of two separate insulated copper wires that are twisted?
A. Fiber optics
B. Twisted pair wire
C. coax
D. Submarine
3 A device that inputs data by scanning letters and numbers is a.
A. keyboard
B. wand reader
C. mouse
D. diskette
4 Which of the following does not represent an I/O devices?
A. speaker
B. OCR
C. Joystick
D. ALU
5 The major disadvantage of magnetic tapes is.
A. cost
B. unreliability of store data
C. slow data recording
D. data is to be accessed sequentially
6 A device used for optical-character recognition is a.
A. wand reader
B. light pen
C. mouse
D. MICR reader
7 Assigning more sectors to outer disk tracks is called.
A. zone recording
B. randomizing
C. data transfer
D. sectoring
8 If electrical power supply to a computer system is inadvertently disrupted, the serious damage would occur to.
A. CPU
B. disk
C. CRT
D. printer
9 Which of the following does not support I/O devices
A. speaker
B. OCR
C. joystick
D. ALU
10 The speed at which a disk can find data being bought is called
A. access time
B. data transfer rate
C. direct time
D. cylinder time

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