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

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

Question # 2

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

Question # 3

Word is 16 bits is

Question # 4

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

Question # 5

Analog signal is measured in

Question # 6

The major disadvantage of magnetic tapes is.

Question # 7

A one-color screen on a black background is called.

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

A storage medium which cannot support both direct-access and sequential-access application is.

Question # 12

Assigning more sector to outer hard disk is called

Question # 13

Which of the following does not support I/O devices

Question # 14

Records stored on a Direct Access storage device.

Question # 15

The time require for the access arm to get into position over a particular track is.

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 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
3 A magnetized spot represents.
A. cpi
B. MB
C. 0 bit
D. 1 bit
4 Voice input devices convert voice input to.
A. digital code
B. OCR-A
C. bar codes
D. optical marks
5 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
6 Soft copy refers to
A. OCR-A
B. screen output
C. microfiche
D. digitizing
7 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
8 A one-color screen on a black background is called.
A. monochrome
B. addressable
C. blank
D. liquid crystal display
9 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
10 The ability to return a change disk record to its original location is called
A. magneto optical
B. rotational delay
C. updating in place
D. multimedia

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