How to declare objects of a class ?
How will you reverse a singly-link list?
Is linked list a linear or non-linear data structure?
What are the Main functions of Java?
State the merge-sort principle and its time complexity.
What are access specifiers in java ?
What data structures are used to perform recursion?
What is a stack class in java ?
What is method overloading in JAVA? Why is it not present in C ?
What is the difference between quicksort & mergesort? When should they be used? What is their running time?
Lowest Common ancestor in a Binary Search Tree and Binary Tree.
Program to Find the second largest element in an array.
Print Vertical traversal of a Binary Tree.
Make a data structure and implement an algorithm to print all the files in a directory. (The root directory can have sub-directories too.)
Is {a, n, d} a palindrome? If you are given a random string, is it a palindrome or not?