Computer organisation

Across

2. A connector to attach devices or cables
4. A standard connector for plugging in peripherals
6. The main processing unit of a computer
9. Eight bits grouped together
11. A device that produces a hard copy of digital documents
12. A flat input surface for controlling pointer with finger
16. A camera used to capture video for computers
17. An input device for typing data into a computer
20. A wire used to connect computer parts
22. An optical disc with large storage capacity for HD media
24. A pair of speakers worn on the ears
25. Memory that stores permanent instructions
27. A connection point for devices on a computer
29. A display that responds to finger or stylus input
32. A container for organizing files on a computer
33. Memory used for temporary data storage

Down

1. A connector on the motherboard for expansion cards
3. A pointing device used to control cursor on screen
5. The screen that displays computer output
6. The outer box that holds computer components
7. An input device for recording audio
8. An output device for sound
9. The smallest unit of data in computing
10. A type of ROM that can be electrically erased and reprogrammed
13. A signal that synchronizes computer operations
14. A storage device for saving data
15. A storage device using spinning platters for data
18. A collection of data stored as one unit
19. A type of ROM that can be erased with ultraviolet light
20. Small fast memory storing frequently used data
21. A device that converts physical documents into digital form
23. A component that cools computer parts
26. The main circuit board connecting computer components
28. supply A component that converts electrical power for the computer
30. A fast storage device with no moving parts
31. A device used for controlling games or simulations