Which of the following collections maintain an order of the elements in the collection (multiple responses are allowed - select all that apply)Question 8Answera.ArrayListb.Arrayc.HashMapd.HashSete.None of the above

Which Java Collection class allows generic elements to be stored in a sorted order?Question 3Answera.ArrayListb.PriorityQueuec.TreeMapd.HashSet

The __________ is a collection that stores key-value pairs.a.)Arrayb.)HashMapc.)HashSetd.)ArrayList

which of the following collections supports accessing elements through keys and values?A. HashMapB. HashTreeC. HashListD. HashSet

Which of the follwoing is not true about hashmap?a)It may have a single null key and multiple null values.b)It does not contain unique elements.c)HashMap contains value based on the key.d)It works on the principle of hashing.e)HashMap does not maintain order while iterating.

Which of the following collection cannot contain duplicate elements?Group of answer choicesSetStackQueueList