A HashMap
A) is a subclass of Map that implements the HashCode interface
B) is a subclass of HashSet that implements the Map interface
C) uses hash codes to store keys
D) None of the above

Question

Quizplus · Accepted Answer

A HashMap uses hash codes to store keys, which allows for efficient lookup and retrieval of values. It is not a subclass of HashSet or Map, and does not implement the HashCode interface (although it does use hashing to generate hash codes).