1) D, y = &x;   (Either will do)
2) none
3a) 24. July
3b) chapter 5
4) 2nd
5) false
6a) false
6b) false
6c) first day handout (may be other places as well)
7) 1st floor Sieg
8) Computing Resource Center, Mary Gates Hall
9a) Any two of: algorithms, complexity theory, computational biology, 
    database theory
9b) Theory Seminar
10) 
     "Beware of bugs in the above code; I have only proved it correct, not 
      tried it." 
                        
            --Donald Knuth (1977)