The pointing device such as a mouse, graphic tablets and light pens etc. Easy right to use and provides full environment to operate a computer entertainment hy.aym MS DOS operating system command interface. Windows is a (Graphical User Interface) GUI operating system.
This means that the user select command in the Windows Graphics (images). And in this we can perform various functions. For example, to enter data, video drive, this program thigh, to change the writing style, to put numbers on the lines and check spelling. That's why Windows has made it extremely easy for users to operate.
The windows is called for. That we run multiple programs open in a separate window above it in every command of the program. For example, we have a letter in MS Word or DOS application etc. that are standing on. When you hear a song in his Urdu work or on the other hand, we can change just one thing.
The single-user computers use Microsoft operating system called DOS disk operating system that mhff. Dos controls the input and output modes. And enables the user to program the load and driving could DOS Computer highly successful operating system in history.
The old version of MS-DOS and PC-DOS.
One are stored in internal or internal commands (Internal Commands) When we run PC DOS internal commands in the directory settings file that may never see .The memory that is loaded automatically during Bouvet-up process. These commands are always in RAM. Internal DOS commands are listed below.
Two are external or external commands (External Commands) Most DOS commands that usually are called external commands These commands are not used except for special factors DOS user access to file and memory management facilities.