1 Answer

Today's computers include the following hardware:

-  Hard disk drive - stores and retrieves digital information.
- Optical disc drive - enables reading optical disks are writing on them by laser light or electromagnetic waves.
- CPU - central processing unit - performs basic input and output, arithmetical, and logical processes of computers.
- Keyboard - for typing.

- Motherboard - the main circuit board of computers, which contains many important components, and provides connections to other areas.
- Mouse
- Power supply - converts alternative current to direct current that fits internal cpmputer components.
- RAM - Random access memory - a form of computer storage that allow access to stored data.
- Monitor - the computer screen.
- Expansion cards - are a circuit board that may be connected to the motherboard or blackplane in order to improve computers' performance.