Java/J2EE Collection Framework | MCQs Practice Quiz

The basic interfaces of collection framework?

1. Collection, List ,Set ,Queue,Map,String
2. Collection, List ,Set ,Queue,Map
3. Collection, List ,Set ,Queue,Map,String , StringBuffer
4. None

✅ Correct Answer: 2

Map Interface does not extend Collection interface?

1. Map is not support ArraysList
2. Map support Hashing .
3. In Map there are no elements, it has key-value pairs.
4. None

✅ Correct Answer: 3