Computer BasicsDoing More with Computers14-15
1. Maintaining a computer involves three things: keeping it physically clean, protecting it from ______, and ______your important files.
2. There are two main types of mice: ______and ______.
3. Mechanical mice are especially susceptible to ______and ______that can accumulate inside the mouse and make it difficult to track, or move, properly.
4. ______is your computer’s main enemy.
5. A safe cleaning solution for computer surfaces is ______with water, or ______comprised mostly of ammonia and water.
6. ______is any type of software that is designed to damage your computer or gain unauthorized access to your personal information.
7. Most malware is distributed over the ______, often bundled with other software.
8. The best way to guard against malware is to install ______.
9. You can prevent losing your files by creating backup copies on an ______or an online backup service.
10. A ______scans the files on your hard drive and then rearranges then so that it can read them faster.
11. ______is the science of equipment design and how specific equipment usage and placement can reduce the user’s discomfort and increase productivity.
12. If a program has become completely unresponsive, you can press (and hold) the Control, Alt, and Delete keys to open the ______.
13. If you receive the following message: “Non-System Disk or Disk Error” when you boot your computer, it usually means there is a ______, or floppy disk in your computer, which is interfering with your computer’s booting process.
14. If your computer begins randomly rebooting or crashing, check for ______.
15. You can change your screensaver settings by going to your ______.
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