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  2. "Hello, World!" program - Wikipedia

    en.wikipedia.org/wiki/"Hello,_World!"_program

    A "Hello, World!" program is generally a simple computer program which emits (or displays) to the screen (often the console) a message similar to "Hello, World!" while ignoring any user input. A small piece of code in most general-purpose programming languages, this program is used to illustrate a language's basic syntax.

  3. Quadraphonic sound - Wikipedia

    en.wikipedia.org/wiki/Quadraphonic_sound

    Quadraphonic sound was a commercial failure when first introduced due to a variety of technical issues and format incompatibilities. Four channel audio formats can be more expensive to produce than standard two-channel stereo. Playback requires additional speakers and amplifier channels. It may also require specially designed decoding equipment.

  4. Sound test - Wikipedia

    en.wikipedia.org/wiki/Sound_test

    Sound test. A sound test menu from Dr. Robotnik's Mean Bean Machine, showing options to play sound effects and music. A sound test is a function built into the options screen of many video games . This function was originally meant to test whether the game's music and sounds would function correctly (hence the name), as well as giving the ...

  5. Comparison of YouTube downloaders - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_YouTube_down...

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  6. Hot mic - Wikipedia

    en.wikipedia.org/wiki/Hot_mic

    A special case of hot mic is the microphone gaffe, in which the microphone is actively collecting and transmitting sound gathered near a subject who is unaware that their remarks are being transmitted and recorded, allowing unintended listeners or viewers to hear parts of conversations not intended for public consumption. Such errors usually ...

  7. youtube-dl - Wikipedia

    en.wikipedia.org/wiki/Youtube-dl

    youtube-dl is a free and open source software tool for downloading video and audio from YouTube [2] and over 1,000 other video hosting websites. [3] It is released under the Unlicense software license. [4] As of September 2021, youtube-dl is one of the most starred projects on GitHub, with over 100,000 stars. [5]

  8. Video game music - Wikipedia

    en.wikipedia.org/wiki/Video_game_music

    Video games. Video game music ( VGM) is the soundtrack that accompanies video games. Early video game music was once limited to sounds of early sound chips, such as programmable sound generators (PSG) or FM synthesis chips. These limitations have led to the style of music known as chiptune, which became the sound of the first video games.

  9. 7.1 surround sound - Wikipedia

    en.wikipedia.org/wiki/7.1_surround_sound

    7.1 surround sound is the common name for an eight-channel surround audio system commonly used in home theatre configurations. It adds two additional speakers to the more conventional six-channel ( 5.1) audio configuration. As with 5.1 surround sound, 7.1 surround sound positional audio uses the standard front left and right, center, and LFE ...