Across
- 3. power supply unit
- 4. most mice and keyboards need this to connect
- 6. performs system check before starting main OS
- 8. peripherals need this to connect to the computer
- 10. older printers and scanners need this to connect
- 11. used to connect digital cameras
- 12. where temporary information is stored
Down
- 1. the "brain", carries out instructions
- 2. where the graphics card is
- 3. lets peripherals communicate quickly with the computer
- 5. used if you want better sound quality
- 7. also known as the communications port
- 9. where most computer components are, directs data traffic