Computer Hardware


 
 
Concept Explanation
 

Computer Hardware

Hardware

Computer Hardware refers to the physical components of a computer that can be seen and touched by the user . By the use of these hardware devices , it made very easy for the computer for processing its data , store and retrieve. Hardware is one of the basic and necessary parts of a computer system .

Hardware includes:

1. Computer Case: A computer case (also known as a computer chassis, cabinet, box, tower, enclosure, housing, system unit or simply case) is an enclosure that contains most of the components of a computer (usually excluding the display, keyboard and mouse).

2. Power Supply: A power supply is installed in the back of the PC case, next to the motherboard. It converts 120 vac (standard house power) into DC voltage that is used by other components in the PC.

.... (More Text Available, Login?)
Sample Questions
(More Questions for each concept available in Login)
Question : 1

External devices such as printers, keyboards and modems are known as ___________________________________

Right Option : B
View Explanation
Explanation
Question : 2

Which of the following are not included in computer hardware?

(i) Motherboard

(ii) Programming Languages

(iii) Operating System

 

Right Option : A
View Explanation
Explanation
Question : 3

In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?

Right Option : A
View Explanation
Explanation
 
 
 


Students / Parents Reviews [10]