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  2. List of computing and IT abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_computing_and_IT...

    2NF—second normal form; 3GL—third-generation programming language; 3GPP—3rd Generation Partnership Project – 3G comms; 3GPP2—3rd Generation Partnership Project 2; 3NF—third normal form; 386—Intel 80386 processor; 486—Intel 80486 processor; 4B5BLF—4-bit 5-bit local fiber; 4GL—fourth-generation programming language; 4NF ...

  3. List of computer system manufacturers - Wikipedia

    en.wikipedia.org/wiki/List_of_computer_system...

    Canon Computer Systems: Canon Inc. United States: 1992: 1997: Exited the computer business; dissolved in 2001: Canon Inc. — Japan: 1978: 1992: Spun off computer division as Canon Computer Systems: Celerity Computing — United States: 1983: 1988: Acquired by Floating Point Systems: Chicony Electronics — Taiwan: 1988: 2000: Left the computer ...

  4. High-performance computing - Wikipedia

    en.wikipedia.org/wiki/High-performance_computing

    TOP500 ranks the world's 500 fastest high-performance computers, as measured by the High Performance LINPACK (HPL) benchmark. Not all existing computers are ranked, either because they are ineligible (e.g., they cannot run the HPL benchmark) or because their owners have not submitted an HPL score (e.g., because they do not wish the size of their system to become public information, for defense ...

  5. Glossary of computer hardware terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_computer...

    Also chassis, cabinet, box, tower, enclosure, housing, system unit, or simply case. The enclosure that contains most of the components of a computer, usually excluding the display, keyboard, mouse, and various other peripherals. computer fan An active cooling system forcing airflow inside or around a computer case using a fan to cause air cooling.

  6. Glossary of operating systems terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_operating...

    kernel: In computing, the kernel is a computer program that manages input/output requests from software and translates them into data processing instructions for the central processing unit and other electronic components of a computer. The kernel is a fundamental part of a modern computer's operating system.

  7. Computer hardware - Wikipedia

    en.wikipedia.org/wiki/Computer_hardware

    A computer case encloses most of the components of a desktop computer system. It provides mechanical support and protection for internal elements such as the motherboard, disk drives, and power supply, and controls and directs the flow of cooling air over internal components.

  8. HPN - Wikipedia

    en.wikipedia.org/wiki/HPN

    HPN may refer to: Hapton railway station, England; Higgs prime, HPN (gene) Quaternionic projective space, Westchester County Airport, White Plains, New York, United ...

  9. Operating system - Wikipedia

    en.wikipedia.org/wiki/Operating_system

    An operating system (OS) is system software that manages computer hardware and software resources, and provides common services for computer programs. Time-sharing operating systems schedule tasks for efficient use of the system and may also include accounting software for cost allocation of processor time , mass storage , peripherals, and ...