When you purchase a Computer, it contains 3 components:
- the computer
- the LCD monitor
- keyboard and mouse

Normally the price of a PC contains all three of these components. However you need to  be careful with some of the prices in the retail shops. Sometimes the prices shown excludes the monitor. The computer contained in a case, contains a lot of components which make up the entire PC. If any one of these components fail, your PC
won’t work.

Here’s a list of what’s inside your PC:

- CPU/Processor
This computer chip determines the speed of your computer and
runs your computer programs.

- Hard Disk
Where your programs and data are stored

- RAM (Random Access Memory)
Your computer memory. Provides fast storage for your computer
to use. The more RAM you have, the quicker your PC will operate
since it can store and execute information on hand.

- Video Card/Graphics Accelerator Card
Generates all the videos, images and text you see on your PC.

- Sound Card/Audio Card
Outputs the sound to your connected speakers. Also includes a
socket to plug in your microphone to record sounds.

- Motherboard
A board that connects all your components together.

- Cooling Fan