(Although your instructor agrees with all of Somerville's key points listed on page 231 (at the end of chapter 8), he disagrees with several specific things Somerville wrote in chapter 8. See if you can spot those disagreements.)
If you haven't seen the Unified Modeling Language (UML) before, you might want to skim chapter 5 before reading chapter 7.
Last updated 22 February 2013.