How to reverse a singly linked list?
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If you are given a choice to use either arraylist and linkedlist, which one would you use and why?
When will you use array over arraylist?
Is hashmap sorted?
What is data structure and its types?
Explain the term run-time stack?
In what order the elements of a hashset are retrieved?
Why we need cursor implementation of linked lists?
What are the two traversal strategies used in traversing a graph?
What are different techniques for making hash function? Explain with example.
By Which algorithm, the 8 queens problem is solved?
Why is concurrenthashmap thread safe?
Explain what is B-tree?