**Based on a presentation By: ??????**
+\# What is the shell how do I access the shell?
+
+The shell presents a command line interface that allows you to
+control your computer using commands entered with a keyboard
+instead of controlling graphical user interfaces (GUIs) with a
+mouse/keyboard combination.
+
+To open the shell in Ubuntu, just click...
+
+or just type <ctrl\><alt\>t
+