Across
- 7. server that attributes names to network addresses
- 8. thing that filters incoming data
- 9. what does patches fix?
- 12. free software
- 13. saves data and offers it to clients
Down
- 1. an old technology
- 2. refers to moving data between different locations.
- 3. refers to protecting the completeness and accuracy of data.
- 4. png,pfd, jpg are ...
- 5. paid software
- 6. the physical elements of a computer
- 10. pays to access services
- 11. what kind of class do schools have?