If you have terminal open, you are now looking at a black screen with a blinking cursor, and the program that just loaded (most likely) is Bash. Bash is a program that opens in a terminal, and is the default on most Linux distributions. It should look something like this:
If you click the terminal and press enter a bunch of times you'll notice the
line that you see repeats itself: this recurring text is called the prompt (it
prompts the user for input). In my example you see the name
which is my username on the system. You also see
dataDyne, this is my
computers hostname, or the name of the specific machine I'm logged into. You
~, which is a shortcut path that leads to my users home directory.
Lastly you see '$': that sign means that my user is a typical user, and not
root. Root is the administrator account of the computer that has full
privileges to everything on the system. Root will have
# instead of
Bash is simply a program that accepts input, processes it, and supplies output.
This type of program is referred to as a shell; the
sh in bash actually
stands for shell. This tutorial will show you how to navigate, understand,
modify, and control your computer using bash as a shell.