Across
- 1. A malicious program that spreads itself
- 4. Card Device that connects a computer to a network
- 9. Collection of related information stored electronically
- 12. Device that forwards data between networks
- 13. Software that manages computer hardware
- 14. A secret word used to protect an account
- 16. Device used to print documents
- 17. Temporary memory used while programs are running
- 18. The process of finding and fixing program errors
- 19. Program used to browse websites
Down
- 2. A worldwide network of computers
- 3. Microsoft's spreadsheet application
- 5. The brain of the computer
- 6. Physical parts of a computer
- 7. A row and column intersection in Excel
- 8. A security attack that tricks users into revealing information
- 10. Program instructions written by a programmer
- 11. Smallest unit of data
- 12. Permanent memory that stores startup instructions
- 15. A worksheet is found inside this