Computer Hardware

2nd Year ICT

A Hard Drive/an SSD

A hard drive is where you can store all you data on a phone, tablet or computer. A hard drive has moving parts so if it gets damaged or turned upside down it loses all the data.

An SSD does the same thing as a hard drive but is faster, smaller, more expensive and has no moving parts

An optical drive

An optical drive lets you read or write data onto a disc. CD’s and DVD’s can only be read with an optical drive.

A monitor

A monitor displays the data you look at.


A CPU is a central processing unit. A CPU is the 'brain' of a computer most calculations take place there. It is one of the most important parts of a computer.


A RAM is a random access memory. A RAM is the computer's memory.

A motherboard

A motherboard is a circuit board and stores most important components on it i.e. CPU, RAM and the fan. They are found in all modern computers.