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MCQs on Computer Hardware & Devices

MCQs about Computer hardware, Computer Devices, Input and Output devices, All computer related devices



Q No.1 of 10

Centeral Processing Unit contains__________


Option 1

Card reader, Printing
Option 2

Analytical Unit, Control Unit
Option 3

Arithmetic Logic Unit, Control Unit
Option 4

Arithmetic Logic Unit, Memory
Q No.2 of 10

Which device is required for the Internet connection?


Option 1

Mouse
Option 2

DVD Drive
Option 3

Modem
Option 4

Printer Card
Q No.3 of 10

What is a light pen?


Option 1

A Mechanical Input device
Option 2

Electronic input device
Option 3

Optical output device
Option 4

Optical input device
Q No.4 of 10

Which of the following is a storage device?


Option 1

USB Flash
Option 2

Hard Disk
Option 3

DVD Disk
Option 4

All of these
Q No.5 of 10

The output quality of a printer is measured by____________


Option 1

Dot per inch
Option 2

Dot per sq. inch
Option 3

Dots printed per unit time
Option 4

All of these
Q No.6 of 10

If a computer has more than one processor is known as


Option 1

Multiprocessor
Option 2

Multi-threaded
Option 3

Uni-process
Option 4

Multi-programmer
Q No.7 of 10

 Components of Central Processing Unit are


Option 1

ALU, RAM
Option 2

ALU, CU
Option 3

ALU, Monitor
Option 4

CU, IC
Q No.8 of 10

In compact disks, which technology is used? 


Option 1

Infrared
Option 2

Electrical
Option 3

Electro Magnetic
Option 4

Laser
Q No.9 of 10

Which is called the brain of any computer system?


Option 1

Primary Memory
Option 2

CPU
Option 3

Secondary Memory
Option 4

ALU
Q No.10 of 10

Computer that process both analog and digital is known as


Option 1

Analog computer
Option 2

Digital computer
Option 3

Hybrid computer
Option 4

Personal computer

Correct Answers