What are the Differences between map and hashmap?
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Can arraylist be resized?
in tree construction which is the suitable efficient data structure? (Array, linked list, stack, queue)
What are linked lists most commonly used for?
Which interfaces are implemented by abstractsequentiallist?
What is an externalizable interface?
What is the need for priority queue?
Can you change size of array once created?
Explain what are the major data structures used in the hierarchical data model?
What is a hashset?
Why do we study data structures?
Define terminal nodes in a tree?
Is vector synchronized?