Across
- 3. Deletes unused files and free up space.
- 4. Restricts the incoming and outgoing access to a network by analysing the data and determining whether it should be allowed through or not, based on a predetermined set of rules.
- 5. Fixes known bugs and security risks.
- 7. A software that communicates with the hardware and allows other programs to run.
- 8. A user interface that includes graphical elements
- 9. A software that assists in moving files from one computer system to another.
Down
- 1. Stops people from being able to illegally monitor other peoples’ use of their computer, including the keys the user types in, which could disclose personal banking details and passwords.
- 2. perform a limited function to help the computer system run smoothly and securely
- 6. Used to prepare a storage device so that it is ready to be used for the first time.
- 10. A software that searches for, detects and destroys viruses which could damage or corrupt the computer system.