21.3 (Collections Terminology) Define each of the following terms:
d) load factor
f) space/time trade-off in hashing
21.4 (ArrayList Methods) Explain briefly the operation of each of the following methods of class
21.5 (ArrayList Insertion Performance) Explain why inserting additional elements into an
Array-List object whose current size is less than its capacity is a relatively fast operation and why inserting additional elements into an
ArrayList object whose current size is at capacity is relatively slow.
21.6 (Inheritance Negatives) In our implementation of a ...