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

Assigning more sector to outer hard disk is called

Question # 2

A device used for optical-character recognition is a.

Question # 3

A way of physically organizing data on a disk pack to minimize seek time uses.

Question # 4

A magnetize spot represent

Question # 5

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

Question # 6

Following devices are used in simplex mode

Question # 7

Computer output produced as small film images is called

Question # 8

The most commonly used character code/s transmission is/are

Question # 9

Which input device is often attached to laptop computers.

Question # 10

Assigning more sectors to outer disk tracks is called.

Question # 11

Computer output produced as small film images is called.

Question # 12

Frequency is measured in

Question # 13

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

Question # 14

Computer output produced as small film images is called

Question # 15

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

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ECAT Computer Sciences Chapter 3 Important MCQ's

Sr.# Question Answer
1 The CRT technology with the best resolution.
A. MICR
B. VGA
C. SVGA
D. LCD
2 A one color screen on a black background is called
A. monochrome
B. addressable
C. blank
D. lcd
3 A pictorial screen symbol that represent a computer activity is called
A. pointer
B. touch screen
C. miicr
D. icon
4 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
5 A device that inputs data by scanning letters and number is a
A. keyboard
B. wand reader
C. mouse
D. diskette
6 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
7 The time required for the access arm to get into position over a particular track is
A. rotational delay
B. data transfer
C. seek time
D. head switching
8 The disk storage that uses both a magnet and laser beam.
A. hashing
B. magneto-optical
C. CD-ROM
D. WORM
9 Analog signal is measured in
A. Volts
B. Pulses
C. Hertz
D. WATTS
10 A magnetized spot represents
A. cpi
B. MB
C. 0 bit
D. 1 bit

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