| A | B |
| Computer | An electronic device that is programme |
| Mouse | Input device |
| Printer | output device |
| Data | Raw facts entered into a computer. |
| Computer Program | A list of instructions written in a special language that the computer understands. It tells the computer which operations to perform and in what sequence to perform them. |
| Scanner | Device that lets you input text or other images into a computer memory. |
| Computer System | The computer all the items (peripherals) attached to it. |
| keyboard | Most common type of input device, all have four main parts.Typewriter Keys Function Keys Functional Keys Numerical Keys |
| Laser Printer | User toner and laser light to create a printed copy. |