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  2. Power-on self-test - Wikipedia

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

    POST beep codes vary from manufacturer to manufacturer. Information on numeric and beep codes is available from manufacturers of BIOSes and motherboards. There are websites which collect codes for many BIOSes. [3]

  3. List of computer technology code names - Wikipedia

    en.wikipedia.org/wiki/List_of_computer...

    NoDo — "Copy&Paste" update for Windows Phone 7; Noodle — ROOT GNU/Linux 1.3; Nordica — Sun SPARCEngine CP1500; North — AppleTalk Internet Router; Northbridge — AMD-762; Northwood — Intel Pentium 4 130 nm processor; Nougat — Android 7.0/7.1; Nova — Arch Linux 0.5; Nova96 — HP-9000 G60/H60/I60; NT 5.0 - Microsoft Windows 2000

  4. Copy-and-paste programming - Wikipedia

    en.wikipedia.org/wiki/Copy-and-paste_programming

    Copy-and-paste programming, sometimes referred to as just pasting, is the production of highly repetitive computer programming code, as produced by copy and paste operations. It is primarily a pejorative term; those who use the term are often implying a lack of programming competence and ability to create abstractions.

  5. POST card - Wikipedia

    en.wikipedia.org/wiki/POST_card

    Two POST seven-segment displays ("Q_CODE1" and "Q_CODE2", lower-left), integrated on a computer motherboard. Diagnostic cards are today mainly used by designers of motherboards and extension cards, along with logic analyzers and other debug tools and interfaces. They are less commonly used in the 21st century for computer repair and by system ...

  6. BIOS - Wikipedia

    en.wikipedia.org/wiki/BIOS

    The firmware comes pre-installed on the computer's motherboard. The name originates from the Basic Input/Output System used in the CP/M operating system in 1975. [ 2 ] [ 3 ] The BIOS firmware was originally proprietary to the IBM PC ; it was reverse engineered by some companies (such as Phoenix Technologies ) looking to create compatible systems.

  7. Memory Reference Code - Wikipedia

    en.wikipedia.org/wiki/Memory_Reference_Code

    The MRC is part of reference BIOS code, which relates to memory initialization in the BIOS. It includes information about memory settings, frequency, timing, driving and detailed operations of the memory controller. The MRC is written in a C-language code, which can be edited and compiled by board makers. It provides a space to develop advanced ...

  8. PC speaker - Wikipedia

    en.wikipedia.org/wiki/PC_speaker

    4-pin speaker connector (marked SPK) on motherboard Tiny moving-iron PC speaker uses 4-pin 2-wire connection. In some applications, the PC speaker is affixed directly to the computer's motherboard; in others, including the first IBM Personal Computer, the speaker is attached by wire to a connector on the motherboard. Some PC cases come with a ...

  9. 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.