Firstr of all i want to say to lemma look i used the edit button.what is all this linear and non-linear stuff i have no idea what it is. Also in the game if you do all the missions then wouldn't you become a jedi mixed with the force.
When you have questions, do one of two things. First try to read about it [do a Google search or something] and/or second, send a private message to somebody who you think could answer your question.