tree traversal without recursion
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difference between an abstract class and interface
Implement a double-ended queue with random access capability
Find the fifth largest number in an array Find the intersection of two arrays Also know some stuff about Java like visibility of methods
1. Find the second biggest number in an array of int. 2. implement a stack using an array. 3. Everything you do they will ask whats the complexity and ask if you can do it in a better way.
You have matrix,how will reach a point by covering minimum distance.
asked to write the programs on sorting
Write a program to find all possible pairs in array that sum up to X. With efficiency O(n). What is shared pointer? How will you say a tree is binary tree?Linked list has a loop?
Explain Collaborative Caching?
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