Computer Hardware

...what all the bits are called

Computer hardware is any component which you can add to your computer, including the fantastic box itself, the monitor, speakers, keyboard, mouse and even an additional printer.

A normal set of hardware components usually includes:

Motherboard

Often considered the brain of your computer, this part is attached to every other point on your computer and sets directions for things that happen within it.

Central processing unit (CPU)

Usually including several microprocessors, the CPU works like your computer’s nervous system and runs the software within your computer.

Memory card

All your data, including files, films, programs and security settings, are based in your memory card, which runs on random access memory, or RAM. The speed of your computer depends on the amount of RAM your computer has. External memory facilities also help with this process.

Graphics card

Your computer can only decipher pictures, films and games with the help of a graphics cards. It converts the coding and sends it to your monitor.

Optical disc drive (DVD-ROM or DVD Writer)

A bit like a DVD player this component enables you to created content on to discs and save them for later viewing.

Computer case with power supply

When buying a computer, it, along with all its necessary add-ons, will have come in this box.

Visual display unit (VDU)

All on-screen actions will be displayed on your VDU, which is your monitor.

Keyboard

Most of your computer actions can be controlled via your keyboard, which is connected to your computer via a cable or wireless connection.

Mouse

The mouse is your most important navigational tool, and is transformed into an on-screen arrow which you can use to click on icons and direct actions. Laptops and netbooks have touchpads instead of mice, which work just as efficiently.