ECAT Pre Computer Science MCQ Test For Computer Chapter 3 With Answer

MCQ's Test For ECAT Computer Science Chapter 3 The Peripheral Devices

Try The 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 within a selected data module is a

Question # 2

Data is transmitted character by character in

Question # 3

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

Question # 4

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

Question # 5

DASD refers to.

Question # 6

To most commonly used output device today is a.

Question # 7

The transfer of data from one place to another is called

Question # 8

A disk pack within a selected data module is a

Question # 9

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

Question # 10

Data transmission speed of wire pair is

Question # 11

A magnetized spot represents

Question # 12

Communication between a computer and keyboard involes __________ transmission.

Question # 13

Which of the following does not represent an I/O devices?

Question # 14

A device used for optical-character recognition is a.

Question # 15

Shift of 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 A one-color screen on a black background is called.
A. monochrome
B. addressable
C. blank
D. liquid crystal display
2 A digital computer system consists of a central processing unit (CPU) interfaced with.
A. input devices
B. auxilary storage
C. output devices
D. all of the above
3 The concept of using several small disk packs that work together as a unit is
A. CD-ROM
B. RAID
C. WORM
D. OMR
4 A disk pack within a selected data module is a
A. backup unit
B. Winchester
C. diskette
D. Cd-Rom
5 Which of the following does not support I/O devices
A. speaker
B. OCR
C. joystick
D. ALU
6 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
7 Assigning more sector to outer hard disk is called
A. zone recording
B. randomizing
C. sectoring
D. data transfer
8 An example of peripheral equipment
A. CPU
B. spreadsheet
C. printer
D. microcomputer
9 Analog signal is measured in
A. Volts
B. Pulses
C. Hertz
D. WATTS
10 Data transmission speed of wire pair is
A. 9600 bps
B. 9500 bps
C. 3600 bps
D. 3500 bps

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