Efficiently directing power to different components of a system. Power management is especially important for portable devices that rely on battery power. By reducing power to components that aren’t being used, a good power management system can double or triple the lifetime of a battery.
- power-on self test
Abbreviated POST, a diagnostic testing sequence run by a computer��s BIOS as the computer��s power is initially turned on. The POST will determine if the computer��s RAM, disk drives, peripheral devices and other hardware components are properly working. If the diagnostic determines that everything is in working order, the computer will continue to boot.
- power posting
In online forums power-posting is the term used to describe a user who posts a large number of empty or useless messages in order to increase their number of posts. On some forums special privileges may be given to users who contribute a specific number of posts. When power posting users will post meaningless replies […]
- Power Supply
(n.) Also called a power supply unit or PSU, the component that supplies power to a computer. Most personal computers can be plugged into standard electrical outlets. The power supply then pulls the required amount of electricity and converts the AC current to DC current. It also regulates the voltage to eliminate spikes and surges […]
- power up
To turn a machine on.
- power user
A sophisticated user of personal computers. A power user is typically someone who has considerable experience with computers and utilizes the most advanced features of applications.