Computer Components

By Sam Ward


The motherboard is the heart of the computer where every component connects to.

You will see many inputs and outputs that will slot around the case

PC Basics: Understanding Motherboards


The CPU is the brain of the computer. It takes input signals and tells the computer what to do.

Hard Drive

This is the memory of the computer and where the operating system is stored. This needs power to work.


RAM stands for the Random Access Memory. Open programs use RAM you can view the open programs in Windows using Task manager in the processes tab. This is connected to the Motherboard.
what is RAM?

Video Card

This is the thing that tells the monitor what to display. This has many outputs for things like: VGA, DVI & HDMI.


This is used to cool down the CPU. It is usually found above the heat sink. It will kick into action when the CPU gets hot. The CPU gets hot because there are many transistors in it.

Heat Sink

This works with the Fan to cool down the CPU. It works by letting air from the fan flow past the hot metal picking up heat.


This is the outside protecting of the components. It will have many holes in it for interfaces such as: USB, Audio & Microphone.

Optical Drive

This is where the computer reads CD's. there is usually one on every computer. Special ones can also read Floppys.

Operating Systems

These are programs that let you run the computer. Such Operating Systems are Windows 8.1 & Mac OSX Yosemite. Mobile phones also have operating systems on them. These are: Windows 8 & IOS 8.1

Alan Turning (23 June 1912 – 7 June 1954)

Alan Turing was a computer scientist that made the first computer. He made the first computer for the War in 1942. He then moved on to manchester to work on artificial intelligence.
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