The document discusses the Command Prompt interface in Windows. It provides information on how to locate and open the Command Prompt window. Several basic commands used in Command Prompt are described, including CD to change directories, DIR to view the current directory contents, MKDIR to create new folders, and DEL to delete folders. The document also demonstrates using commands to rename folders, copy output to the clipboard, manage wireless networks, view installed programs, and change the Command Prompt window and text colors.