What method removes the value from the top of a stack?
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When will we get ArrayStoreException?
Why entry interface is used in map?
How would you check if a binary tree is BST or not ? Write a program.
Explain quick sort and merge sort algorithms and derive the time-constraint relation for these.
Traverse the given tree using Inorder, Preorder and Postorder traversals. Inorder : D H B E A F C I G J Preorder: A B D H E C F G I J Postorder: H D E B F I J G C A
What is a b+ tree? Explain its uses.
What is doubly linked list?
Write the importance of hashing?
What is a spanning tree?does the minimum spanning tree of a graph give the shortest distance between any 2 specified nodes?
Explain what are the types of collision resolution techniques and the methods used in each of the type?
Which is the parent class of abstractqueue class?
Why sorting is done?