What is a Queue? Explain its operation with example?
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How do you increase the capacity of an arraylist?
What is a concurrenthashmap?
What is a spanning tree?does the minimum spanning tree of a graph give the shortest distance between any 2 specified nodes?
Is arraylist a list?
What is stack push?
How do you empty an arraylist?
Can arraylist be empty?
Is vector synchronized?
What sort does arrays sort use?
How do you sort in ascending order in arraylist?
Define linear data structures?
Why do we need arrays if all the operations that are performed on arrays can be performed on arraylist?