How to run Command prompt tricks [WINDOWS 7]

CMD is short for Command.
Command prompt is also sometimes called terminal, console...
Command prompt is legacy of DOS (Disk Operating System)

Three ways to run console:

Press WIN KEY + R, type "cmd" (without quotes) in textbox and press ENTER
or
Press WIN KEY, type "cmd", Press ENTER
or
Press on Windows start button -> All Programs -> Accessories -> Command Prompt

When command prompt is open write "start www.google.com" without quotes and hit ENTER
this command will run your default web browser and it'll try to open google website.
You can enter any web address you want instead of www.google.com.

You can also run this "start ." when you run this command it will open current directory in Windows Explorer (GUI).

For more information about Start command write "help start" (without quotes) in CMD and press enter.

Some basic DOS commands:
help - help - shows all available commands
dir - directory - lists all files and directories in current directory
md - make directory - makes new directory
rd - remove directory - deletes directory
cd - change directory - navigation through directories
copy - copies file(s) and/or directorie(s)
move - moves file(s) and/or folder(s) to another place
ren - rename - renames directorie(s) or file(s)
del - delete - deletes folder(s) and/or file(s)
cls - clear screen
edit - simple file editor