Learning MS_DOC

Learning of MS-DOS Basics: Definition - What does Microsoft Disk Operating System (MS-DOS) mean? The Microsoft Disk Operating System (MS-DOS) is an operating system developed for PCs (personal computers) with x86 microprocessors. It was the first widely-installed operating system in personal computers. It is a command-line-based system, where all commands are entered in text form and there is no graphical user interface.
The Command Prompt:
When you first turn on your computer, you will see some information flash by. MS-DOS displays this information to let you know how it is configuring your computer. You can ignore it for now. When the information stops scrolling past, you ll see the following:
C:\>
This is called the command prompt or DOS prompt. The flashing underscore next to the command prompt is called the cursor. The cursor shows where the command you type will appear.
Typing a Command:
This section explains how to type a command at the command prompt and demonstrates the "Bad command or file name" message.
• To type a command at the command prompt
1. Type the following at the command prompt (you can type the command in either uppercase or lowercase letters):
nul
If you make a typing mistake, press the BACKSPACE key to erase the mistake, and then try again.