Across
- 3. - Pointing device used for navigation.
- 11. - Physical components of a computer.
- 13. - Secret code for user authentication.
- 14. - Global network connecting computers.
- 15. - Main circuit board of a computer.
- 18. - Electronic mail for online communication.
- 19. - Wireless internet connection.
Down
- 1. - Central processing unit, the "brain" of a computer.
- 2. - Wired network connection technology.
- 4. - Programs that run on a computer.
- 5. - Software for accessing websites.
- 6. - Input device for typing.
- 7. - Storage device for data and files.
- 8. system - Software that manages computer resources.
- 9. - Portable computer for on-the-go use.
- 10. - Malicious software that can harm a computer.
- 12. - Security system to block unauthorized access.
- 15. - Display screen for computer output.
- 16. - Computer memory for running programs.
- 17. - Computer designed for stationary use.