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  2. Kernel panic - Wikipedia

    en.wikipedia.org/wiki/Kernel_panic

    When a kernel panic occurs in Mac OS X 10.2 through 10.7, the computer displays a multilingual message informing the user that they need to reboot the system. [17] Prior to 10.2, a more traditional Unix-style panic message was displayed; in 10.8 and later, the computer automatically reboots and the message is only displayed as a skippable ...

  3. List of graphical user interface elements - Wikipedia

    en.wikipedia.org/wiki/List_of_graphical_user...

    A menu bar is displayed horizontally across the top of the screen and/or along the tops of some or all windows. A pull-down menu is commonly associated with this menu type. When a user clicks on a menu option the pull-down menu will appear. [3] [4] A menu has a visible title within the menu bar. Its contents are only revealed when the user ...

  4. Shutdown (computing) - Wikipedia

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

    In Unix and Linux, the shutdown command can be used to turn off or reboot a computer. Only the superuser or a user with special privileges can shut the system down. One commonly issued form of this command is shutdown -h now, which will shut down a system immediately. Another one is shutdown -r now to reboot.

  5. Unity (user interface) - Wikipedia

    en.wikipedia.org/wiki/Unity_(user_interface)

    Unity Desktop, pre-Ubuntu Unity redesign, if installed in Ubuntu 22.04 LTS and below. This screenshot is specifically running Unity 7.5.1, on Ubuntu 20.04. The Unity user interface consists of several components: [10] Top menu bar: a multipurpose top bar, saving space, and containing: the menu bar of the active application

  6. Start menu - Wikipedia

    en.wikipedia.org/wiki/Start_menu

    The idea of a full-screen Start can be traced back to Windows Neptune, when Microsoft originally considered a "Start page" that integrated with Windows desktop through Active Desktop. [7] This menu has its roots in Windows Mobile and Windows Phone: In Windows Mobile Standard, which runs on smartphones, the Start menu produces a separate screen ...

  7. Menu (computing) - Wikipedia

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

    Text-based menu in an application program Text-based menu (German) with selection by cursor keys or mouse. A computer using a command line interface may present a list of relevant commands with assigned short-cuts (digits, numbers or characters) on the screen. Entering the appropriate short-cut selects a menu item.

  8. Crash (computing) - Wikipedia

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

    In computing, a crash, or system crash, occurs when a computer program such as a software application or an operating system stops functioning properly and exits. On some operating systems or individual applications, a crash reporting service will report the crash and any details relating to it (or give the user the option to do so), usually to ...

  9. Context menu - Wikipedia

    en.wikipedia.org/wiki/Context_menu

    A context menu from LibreOffice Writer, appearing when the user right-clicks on a page element A context menu from Ubuntu desktop. A context menu (also called contextual, shortcut, and pop up or pop-up menu) is a menu in a graphical user interface (GUI) that appears upon user interaction, such as a right-click mouse operation.