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Apple offered an EmPower MagSafe power adapter for their MacBook, MacBook Pro, and MacBook Air lines of notebooks, and also included a cigarette lighter socket adapter. However, this system would only run the computer without charging the computer's battery, and Apple warned users to never plug this device into a car's cigarette lighter outlet. [5]
Logs off a user. This is the default even without using any parameters. -a Stops shutdown.exe. It is used during a time-out period. -f Kills all running applications. -s Turns off the computer. -r: Shuts down and reboots a computer. -m[\\ Computer Name] When shutting down a network computer, allows user to choose which computer to turn off. -t xx
A switchable power strip or power bar. Timers can be used to turn off standby power to devices that are unused on a regular schedule. Switches that turn the power off when the connected device goes into standby, [30] or that turn other outlets on or off when a device is turned on or off are also available. Switches can be activated by sensors.
Once downloaded, it helps speed up slow computers by removing unnecessary software and files and fixes problems to help keep your PC stable and issue free, saving you time, money and the ...
A power-on self-test (POST) is a process performed by firmware or software routines immediately after a computer or other digital electronic device is powered on. [ 1 ] POST processes may set the initial state of the device from firmware and detect if any hardware components are non-functional.
In robots and other automated machines, a fault in the control computer could cause equipment damage or injuries before a human could react, even if the computer is easily accessed. A watchdog timer is usually employed in cases like these. Watchdog timers are also used to monitor and limit software execution time on a normally functioning computer.
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Power cycling is the act of turning a piece of equipment, usually a computer, off and then on again. Reasons for power cycling include having an electronic device reinitialize its set of configuration parameters or recover from an unresponsive state of its mission critical functionality, such as in a crash or hang situation.