Q1. What is a ConcurrentHashMap ?
Ans. ConcurrentHashMap is a hashMap that allows concurrent modifications from multiple threads as there can be multiple locks on the same hashmap.
Q2. Name few Concurrent Collection Classes ?
Q3. Which is the Parent Class of ConcurrentHashMap class?
Q4. Which interfaces are implemented by ConcurrentHashMap?
Ans.[Serializable, Cloneable, Map]
Q5. What is the package name for ConcurrentHashMap class?