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  2. Hibernation (computing) - Wikipedia

    en.wikipedia.org/wiki/Hibernation_(computing)

    Hibernation (also known as suspend to disk, or Safe Sleep on Macintosh computers [ 1 ]) in computing is powering down a computer while retaining its state. When hibernation begins, the computer saves the contents of its random access memory (RAM) to a hard disk or other non-volatile storage. When the computer is turned on the RAM is restored ...

  3. Sleep mode - Wikipedia

    en.wikipedia.org/wiki/Sleep_mode

    Sleep mode symbol standardized in IEEE 1621. Sleep mode (or suspend to RAM) is a low power mode for electronic devices such as computers, televisions, and remote controlled devices. These modes save significantly on electrical consumption compared to leaving a device fully on and, upon resume, allow the user to avoid having to reissue ...

  4. Wake-on-LAN - Wikipedia

    en.wikipedia.org/wiki/Wake-on-LAN

    A physical Wake-on-LAN connector (white object in foreground) featured on the IBM PCI Token-Ring Adapter 2. Wake-on-LAN (WoL or WOL) is an Ethernet or Token Ring computer networking standard that allows a computer to be turned on or awakened from sleep mode by a network message. It is based upon AMD 's Magic Packet Technology, which was co ...

  5. PC power management - Wikipedia

    en.wikipedia.org/wiki/PC_power_management

    PC power management refers to software-based mechanisms for controlling the power use of personal computer hardware. This is typically achieved through software that puts the hardware into the lowest power demand state available, making it an aspect of green computing. A typical office PC uses about 90 watts when active (approximately 50 watts ...

  6. ACPI - Wikipedia

    en.wikipedia.org/wiki/ACPI

    uefi.org /acpi. Advanced Configuration and Power Interface (ACPI) is an open standard that operating systems can use to discover and configure computer hardware components, to perform power management (e.g. putting unused hardware components to sleep), auto configuration (e.g. Plug and Play and hot swapping), and status monitoring.

  7. Control-Alt-Delete - Wikipedia

    en.wikipedia.org/wiki/Control-Alt-Delete

    A QWERTY keyboard layout with the position of Control, Alt and Delete keys highlighted. Control-Alt-Delete (often abbreviated to Ctrl+Alt+Del and sometimes called the "three-finger salute" or "Security Keys") [1] [2] is a computer keyboard command on IBM PC compatible computers, invoked by pressing the Delete key while holding the Control and Alt keys: Ctrl+Alt+Delete.

  8. The Difference Between Chronic and Regular Insomnia ... - AOL

    www.aol.com/difference-between-chronic-regular...

    Sleep is so precious, and unfortunately, many Americans struggle to get it. ... According to Dr. Roth, the biggest difference between chronic insomnia and acute ("regular") insomnia is simply the ...

  9. Power management - Wikipedia

    en.wikipedia.org/wiki/Power_management

    Power management. Power management is a feature of some electrical appliances, especially copiers, computers, computer CPUs, computer GPUs and computer peripherals such as monitors and printers, that turns off the power or switches the system to a low-power state when inactive. In computing this is known as PC power management and is built ...

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