Important Things to Note:
This is probably the most important subject for preparing for the comps, because there is a long and diverse set of doable problems from this topic!
Make sure to read and understand all of chapter 4 in Zettili, and be sure to do the example problems in the text of chapter 4.
Helpful Problems & Solutions (solved in textbook below problem):
All problems in Chapter 4 in Zettili are recommended (especially the long ones!)