What is a collection that is unordered, unindexed and does not allow duplicate members?1 pointSetTupleList

Which interface does not allow duplicates elements?*1 pointA SetB ListC MapD All the answers are true

What is a tuple?1 pointA collection that is unordered and changeableA collection that is ordered and unchangeableA collection that is ordered and changeable

Which data structure in Java is an ordered collection that allows for efficient retrieval of the highest-priority element?*0 pointsArrayListLinkedListPriorityQueueWhich data structure in Java is implemented as a doubly-linked list and is suitable for frequent insertions and deletions at the beginning or middle of the collection?*0 pointsArrayListLinkedListPriorityQueue

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

The addAfter operation of an unordered list collection is A. O(log n) B. O(n) C. a higher order than O(n log n) D. O(n log n) E. O(1)