Across
- 3. makes retrieving data from the computer's memory more efficient
- 4. Memory that cannot be changed by program instructions
- 6. Retains data if there is no power supply
- 8. a panel of keys that operate a computer or typewriter.
- 9. combined device for modulation and demodulation
- 10. Used to make copies of texts or images
- 12. Contains a read-write mechanism
- 13. Typically uses NAND flash memory to save persistent data
- 14. Performs mathematical calculations
- 15. provides the system with extra functions but does not contribute to its primary function
Down
- 1. Contains the principal components of a computer
- 2. Scans documents and turns them into digital data
- 3. Used to move the cursor on a computer screen
- 4. The short term memory
- 5. The short-range wireless interconnection of electronic devices
- 7. forwards data packets to the appropriate parts of a computer network
- 10. Converts AC electricity into DC electricity
- 11. an electronic device with a screen used for display
- 16. Acts as a control center