Computer Science: Units 1-3
Across
- 7. A register of the CPU that holds the result of calculations.
- 8. Allows through good internet traffic, bounces back bad traffic.
- 9. The physical components of a computer
- 10. Measured in hertz, this is the number of instructions processed per second.
- 11. Sending emails pretending to be from a reputable company to get people to click on an email link to obtain personal information.
- 12. Non-volatile primary storage, stores the BIOS.
Down
- 1. Instructions, data and programs that perform specific tasks on a computer. These cannot be physically touched.
- 2. Scrambles plain text to make it unreadable.
- 3. The main part of the computer, often referred to as the "brain of the computer".
- 4. Software written to cause loss of data, fraud and identity theft.
- 5. Over a large geographical location and uses third party infrastructure.
- 6. Volatile primary storage, used to store open programs and files.