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 withing a sealed data module is a.

Question # 2

Computer output produced as small film images is called.

Question # 3

A digital computer system consists of a central processing unit (CPU) interfaced with.

Question # 4

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

Question # 5

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

Question # 6

The speed with which a disk can find data being bought is called.

Question # 7

DASD refers to

Question # 8

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

Question # 9

The transfer of data from one place to another is called

Question # 10

A magnetized spot represents

Question # 11

Coaxial and fiber cables are examples of media

Question # 12

An example of peripheral devices

Question # 13

Imaging used what devices to input data?

Question # 14

Word is 16 bits is

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 A one-color screen on a black background is called.
A. monochrome
B. addressable
C. blank
D. liquid crystal display
2 Following devices are used in simplex mode
A. Radio
B. Television
C. a , b
D. Multiplexers
3 The mechanism for reading or writing data in a disk is called
A. track
B. access arm
C. seek time
D. rorational delay
4 Which of the following does not represent an I/O devices?
A. speaker
B. OCR
C. Joystick
D. ALU
5 A graph prepared by a computer.
A. Is its output
B. Is the piece of information to user
C. Is a hard copy
D. All of the above
6 A pictorial screen symbol that represent a computer activity is called
A. touch screen
B. icon
C. miicr
D. pointer
7 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
8 CD-ROM has the same format as
A. DAT
B. diskette
C. audio compact disk
D. backup tape
9 The disk storage that uses both a magnet and laser beam.
A. hashing
B. magneto-optical
C. CD-ROM
D. WORM
10 A color screen with the best resolution
A. MICR
B. VGA
C. SVGA
D. LCD

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