There are CLI programs that must be accessed from the terminal, but I would think the programs you would be interested in at this point in your learning curve would have GUIs. These you should be able to access from the menu with a click of the mouse.
EDIT: This is in the wrong forum. It should probably be in the "Newbie Questions" area.
Insanity: Doing the same thing over and over and each time expecting a different result.
Democracy is 2 wolves and a lamb voting on the menu. Liberty is an armed lamb protesting the electoral outcome. A Republic negates the need for an armed protest.