Computer Peripherals (1 mark)
Computer peripherals are external devices connected to a computer to add functionality. They are not part of the core system but help with input, output, or storage.
Examples: keyboard, mouse, printer, scanner, speakers, etc.
Difference Between Impact and Non-Impact Printers (4 marks)
| Impact Printers | Non-Impact Printers |
|---|---|
| Use physical contact between print head and paper. | Do not make physical contact with paper; print using ink/laser. |
| Produce more noise while printing. | Operate quietly. |
| Slower speed and lower print quality. | Faster and high-quality printing. |
| Can print multi-part forms (carbon copies). | Cannot print carbon copies. |
| Examples: Dot matrix, daisy wheel. | Examples: Inkjet, laser printers. |