Across
- 3. Information a computer delivers back to the user.
- 6. A rigid storage device fixed permanently within a computer; Main storage device.
- 7. Computer program that contains a set of instructions, allowing the computer to perform tasks.
- 10. Extra memory used for permanent storage.
- 11. The physical devices that make up a computer system (the parts you can see and touch).
- 12. Hardware that digitally encodes text, graphics and photographs.
- 14. An input device that allows the user to transfer audio files into the computer.
- 17. A base 2 number system invented by Gottfried Leibniz that is made up of only two numbers: 0 and 1.
- 18. An output device that allows the computer to transfer audio files to the user.
Down
- 1. An electronic device for storing and processing data.
- 2. is used to write data such as the instructions that computer processors use, or the digital text you read every day.
- 4. holds memory for short periods of time while a computer is running.
- 5. Video display screen; the part of the computer that shows you information (looks like a TV screen).
- 8. A hand-held input device; used to make selections in communication with the computer.
- 9. Random Access Memory; The memory that the computer uses to perform its normal activity.
- 13. An alpha-numeric input device; has letters & numbers for communicating with the computer.
- 15. An output device that transfers data to a paper-based format.
- 16. Information entered into a computer.