Ribbon
task bar
In the browser, your navigation bar contains the history buttons, favorites, address bar, and a few other options depending on what browser you use.
Quick Access Toolbar
certain keyboard buttons you can press to bring up menus inside Microsoft words, some are practical, some not. Google it up, it will give you a list of commands.
Fonts and styles buttons color choice buttons
A remote control.
Ribbon Commands
ribbon commands
ribbon
shortcuts for frequently used menu commands
Commands can be input on an operating system (OS) through various interfaces, typically a command-line interface (CLI) or a graphical user interface (GUI). In a CLI, users type commands directly into a terminal or console window, while in a GUI, commands are often executed by clicking icons, buttons, or menus. Additionally, scripts or batch files can be created to automate command input in both environments.
Generally the keyboard. The mouse can also be used if the commands are click-able buttons in a GUI environment.