What's inside a PC?

The main components of a computer

The components:



-Hard drive

-CD drive

Some Information On The Components:


A CPU, which stands for Central Processing Unit, is the 'brains' of the computer so it is extremely important and crucial to have. The CPU is also known as the processor or microprocessor. The CPU is responsible for executing a sequence of stored instructions called a program.


ROM: Also known as 'Read only memory', is a class of storage medium used in computers and other electronic devices.

RAM: Also known as 'Random access memory', a type of computer memory that can be accessed randomly. Ram is the most common type of memory found in computers and other devices, such as printers.

Hard Drive

A Hard Drive is a data storing device. Everything you keep on your computer is on a Hard Drive.


A Motherboard is a printed circuit board containing the main components of a computer or other device, with connectors for other circuit boards to be slotted into to.

CD Drive

This is also known as a 'Compact Disk-Recordable drive'. It is a drive that reads a compact disc and that is connected to an audio system.
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