What is comparator interface used for?
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List some applications of queue data structure.
What is a pseudocode example?
Why is hashmap faster than arraylist?
What is tree and its properties?
Tell me how to find middle element of linked list in one pass?
What are the parts of root node?
Let the G be a graph with 100 vertices numbered 1 to 100 Two vertices i and j are adjecnt if | i-j| =8 or | i-j| =12. The Number of connected components in G is ?
What is data structure and its operations?
What are the four types of variables?
Which sorting algorithm is used in arrays sort?
Differentiate between priorityqueue and treeset.
Is selection sort greedy?