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 time required for the access arm to get into position over a particular track is

Question # 3

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

Question # 4

A magnetized spot represents.

Question # 5

CD-ROM has the same format as

Question # 6

Laser beam technology is used for.

Question # 7

A device used for optical character recognition is

Question # 8

The major disadvantage of magnetic tape is

Question # 9

A storage medium which can not support both direct access and sequential access application is

Question # 10

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

Question # 11

The CRT technology with the best resolution.

Question # 12

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

Question # 13

Following devices are used in simplex mode

Question # 14

A computer that accepts handwritten input on a screen.

Question # 15

Communication between a computer and keyboard involes __________ transmission.

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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 Shift of register by one bit to left in binary code is equivalent to
A. addition of 2
B. subtraction of 2
C. division by 2
D. multiplication by 2
3 A set raw, unprocessed facts, figures and symbols is called
A. Information
B. Data
C. Instruction
D. Code
4 The ability to return a changed disk record to its original location is called.
A. magneto-optical
B. rotational delay
C. multimedia
D. updating in place
5 All of the following are Guided Communication media except
A. Fiber-Optic Cable
B. Wire Cable
C. Coaxial Cable
D. Satellite-based , Microwave communication
6 Assigning more sector to outer hard disk is called
A. data transfer
B. randomizing
C. sectoring
D. zone recording
7 Which of the following does not support I/O devices
A. speaker
B. OCR
C. joystick
D. ALU
8 The mechanism for reading or writing data in a disk is called
A. access arm
B. rorational delay
C. seek time
D. track
9 Voice input device convert voice input to
A. digital code
B. OCR-A
C. bar codes
D. optical marks
10 Personal computer user may wish to increase their hard disk storage capacity with
A. higher density
B. DAT
C. read only media
D. removable hard disk cartridge.

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