... deletion. Exploring Windows 7 Programs 3 57 Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. 372 Chapter 11 Work with Programs Windows Online ServicesYour Windows Live ID ... MS-DOS commands. (MS-DOS was the first Microsoft operating system.)l Windows PowerShell With a text-based interface similar to that of Command Prompt, Windows PowerShell provides command-line ... systems such as Windows, MS-DOS, UNIX, Linux, and Mac OS.l Windows XP Mode A solution for users running programs that are not com-patible with versions of Windows later than Windows XP (such...