+Dos, a foundational [Operating System](/wiki/operating_system), brought early personal computers to life. Through its simple [Command Line](/wiki/command_line) interface, it allowed direct interaction with hardware, shaping the digital world that followed.
+## See also
+- [MS-DOS](/wiki/ms-dos)
+- [CP/M](/wiki/cp/m)
+- [Graphical User Interface](/wiki/graphical_user_interface)