1.  [10]  algorithm analysis
 2.  [16]  hash tables
 3.  [ 8]  secondary storage/B-trees/buffer pools
 4.  [12]  general properties of data structures
 5.  [12]  general properties of data structures
 6.  [12]  graphs
 7.  [10]  complexity
 8.  [12]  graphs
 9.  [16]  secondary storage/B-trees/buffer pools
10.  [12]  sorting


Algorithm Analysis and Asymptotics         17%
Secondary Storage, B-trees, Buffer Pools   20%
Sorting                                    10%
Graphs                                     20%
Hashing                                    13%
General Properties of Covered DS           20%