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CUT5 8.2
Computers: Understanding Tech 5e 8.2
Term | Definition |
---|---|
electrostatic discharge (ESD) | The unequal voltage potential between two objects that is suddenly discharged when the objects touch. Also called static electricity. |
short circuit | A condition in which electricity travels a path it is not supposed to take. May occur when a device gets wet because electricity tends to follow the path of least resistance and water is a good conductor. |
compressed air | An aerosol can containing pressurized air, which can be discharged to clean off parts. It may come with a detachable thin plastic tube you can use to direct the airflow precisely to blow out the inside of your computer case. |
backup system | Software that automatically backs up the files you specify at the interval you specify. |
online backup service | A subscription backup service that stores your files in a remote location by transferring them using the Internet. |
Control Panel | The utility in Windows through which you access most system settings. |
System Preferences | The utility in Mac OS X through which you access most system settings. |
Windows Update | The Windows utility that periodically checks online for available updates for Windows and selected applications and installs them. |