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

Analog signal is measured in

Question # 2

Records stored on a Direct Access storage device.

Question # 3

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

Question # 4

Imaging used what device to input data.?

Question # 5

A disk pack within a selected data module is a

Question # 6

Computer output produced as small film images is called

Question # 7

A set raw, unprocessed facts, figures and symbols is called

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

To send data, instruction and information you need a

Question # 12

The CRT technology with the best resolution.

Question # 13

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

Question # 14

A device used for optical character recognition is

Question # 15

Abother word for printer

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 Personal computer users may wish to increase their hard disk storage capacity with.
A. higher density
B. DAT
C. read only media
D. removable hard disk cartridge
2 A color screen with the best resolution has the most.
A. CRT
B. VGA
C. COM
D. pixel
3 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
4 The cursor can be moved rolling this device on a flat surface.
A. mouse
B. wand reader
C. trackball
D. interactive tablet
5 A device used for optical character recognition is
A. wand reader
B. light pen
C. mouse
D. micr reader
6 The disk storage that uses both a magnet and laser beam.
A. hashing
B. magneto-optical
C. CD-ROM
D. WORM
7 The mechanism for reading or writing data in a disk is called a(n).
A. track
B. rotational delay
C. seek time
D. access arm
8 Records stored on a Direct Access storage device.
A. must be read in a specific order
B. must be read in groups
C. must be read directly
D. must be read sequentially or directly
9 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
10 Computer output produced as small film images is called
A. LCD
B. COM
C. OMR
D. OCR

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