What is array and string?
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How to initialize Dictionary using collection initialize?
No. of possible ordered trees with n nodes ? Please give formula (if any).
What is the complexity of adding an element to the heap?
Does arraylist maintain order?
How does a heap sort work?
Of the following tree structure, which is, efficient considering space and time complexities? (a) Incomplete Binary Tree (b) Complete Binary Tree (c) Full Binary Tree (b) Complete Binary Tree.
What do you mean by disjoint set adt?
What is the need of sorting?
What is a spanning tree?does the minimum spanning tree of a graph give the shortest distance between any 2 specified nodes?
If we add enum constants to a sorted collection ( treemap , treeset ), what will be the order in which they will be maintained?
How are the elements of a 2d array are stored in the memory?
Explain implementation of deletion from a binary tree.