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  2. Does your Windows 11 PC keep restarting? Let's fix that ... - AOL

    www.aol.com/does-windows-11-pc-keep-150008285.html

    Tech expert Kurt “CyberGuy" Knutsson offers Windows 11 restart fixes: Update drivers, run system scans and check hardware.

  3. Power-on self-test - Wikipedia

    en.wikipedia.org/wiki/Power-on_self-test

    Steady, short beeps Power supply may be bad Long continuous beep tone Memory failure Steady, long beeps Power supply bad No beep Power supply bad, system not plugged in, or power not turned on No beep If everything seems to be functioning correctly there may be a problem with the 'beeper' itself. The system will normally beep one short beep.

  4. cmd.exe - Wikipedia

    en.wikipedia.org/wiki/Windows_command_prompt

    On Windows XP or later, the maximum length of the string that can be used at the command prompt is 8191 (2 13-1) characters. On earlier versions, such as Windows 2000 or Windows NT 4.0 , the maximum length of the string is 2047 (2 11 -1) characters.

  5. Shutdown (computing) - Wikipedia

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

    Windows XP shutdown dialog box Windows 11 power menu, opened from the Start menu To shut down or power off a computer is to remove power from a computer's main components in a controlled way. After a computer is shut down, main components such as CPUs , RAM modules and hard disk drives are powered down, although some internal components, such ...

  6. Beep (sound) - Wikipedia

    en.wikipedia.org/wiki/Beep_(sound)

    A beep is a short, single tone, typically high-pitched, generally made by a computer or other machine.The term has its origin in onomatopoeia.The word "beep-beep" is recorded for the noise of a car horn in 1929, and the modern usage of "beep" for a high-pitched tone is attributed to Arthur C. Clarke in 1951.

  7. Command-line completion - Wikipedia

    en.wikipedia.org/wiki/Command-line_completion

    Command-line completion allows the user to type the first few characters of a command, program, or filename, and press a completion key (normally Tab ↹) to fill in the rest of the item. The user then presses Return or ↵ Enter to run the command or open the file.

  8. Bell character - Wikipedia

    en.wikipedia.org/wiki/Bell_character

    On Unix-like systems, or on MS-DOS or Windows, a user can cause the equivalent of ringing the bell to happen by typing at the command prompt the command: echo ^G where the ^G is produced by holding down Ctrl and typing G. On Unix the user may need to type Ctrl+ V first to "quote" the ^G. On POSIX systems, one may also use: printf '\a'

  9. U.S. military response during the September 11 attacks

    en.wikipedia.org/wiki/U.S._military_response...

    General Arnold also stated "In the immediate aftermath of 9/11 we had to hook up to FAA radars throughout the country, install compatible radios for nationwide coverage between our command and control agencies and our airborne assets, and purchase a new command and control computer system to integrate radar and communications.