What is the advantage of the heap over a stack?
Suppose in an integer array, there is 1 to 100 number, out of one is duplicate, how to find?
What is the function of stack?
Define 2-3 tree?
How do you sort an array by value?
What is peek in stack?
Write the programs for Linked List (Insertion and Deletion) operations
9 Answers College School Exams Tests, Persistent, TCS,
What is difference between treeset hashset linkedhashset?
What is entryset method in map?
Differentiate between arraylist and vector.
Why is concurrenthashmap thread safe?
What you mean by sorting?
How to do the intersection of two sorted arrays?