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  2. Acronym - Wikipedia

    en.wikipedia.org/wiki/Acronym

    The meaning of an acronym includes both its expansion and the meaning of its expansion. Etymology [ edit ] The word acronym is formed from the Greek roots akro- , meaning 'height, summit, or tip', and -nym , 'name'.

  3. Product key - Wikipedia

    en.wikipedia.org/wiki/Product_key

    A product key, also known as a software key, serial key or activation key, is a specific software-based key for a computer program. It certifies that the copy of the program is original. Product keys consist of a series of numbers and/or letters. This sequence is typically entered by the user during the installation of computer software, and is ...

  4. Glossary of rail transport terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_rail_transport...

    A steam-operated device in the tender intended to push coal forward to a point where it can be shovelled directly into the fire. Colour light signal A signal in which the colour of the light determines the signal meaning. Colour position signal A signal that uses both colour and light position to indicate meaning. Combined power handle

  5. Steam (service) - Wikipedia

    en.wikipedia.org/wiki/Steam_(service)

    Steam is a video game digital distribution service and storefront managed by Valve. It was launched as a software client in September 2003 to provide game updates automatically for Valve's games and expanded to distributing third-party titles in late 2005. Steam offers various features, like game server matchmaking with Valve Anti-Cheat ...

  6. List of file signatures - Wikipedia

    en.wikipedia.org/wiki/List_of_file_signatures

    List of file signatures. This is a list of file signatures, data used to identify or verify the content of a file. Such signatures are also known as magic numbers or Magic Bytes. Many file formats are not intended to be read as text. If such a file is accidentally viewed as a text file, its contents will be unintelligible.

  7. Digital rights management - Wikipedia

    en.wikipedia.org/wiki/Digital_rights_management

    Digital rights management ( DRM) is the management of legal access to digital content. Various tools or technological protection measures (TPM), [1] such as access control technologies, can restrict the use of proprietary hardware and copyrighted works. [2] DRM technologies govern the use, modification and distribution of copyrighted works (e.g ...

  8. Renewable energy - Wikipedia

    en.wikipedia.org/wiki/Renewable_energy

    The key is ensuring that renewable energy facilities are built in places where they do not damage biodiversity. [257] In 2020 scientists published a world map of areas that contain renewable energy materials as well as estimations of their overlaps with "Key Biodiversity Areas", "Remaining Wilderness" and " Protected Areas ".

  9. Linux - Wikipedia

    en.wikipedia.org/wiki/Linux

    On Linux systems using ELF-format executable files, the dynamic linker that manages the use of dynamic libraries is known as ld-linux.so. If the system is set up for the user to compile software themselves, header files will also be included to describe the programming interface of installed libraries.