Java Interview Programs


I have been posting java interview programs on various topics such as Binary tree, LinkedList , String, Number, ArrayList, HashMap etc. So I am consolidating list of java interview programs to create an index post. I will keep adding links to this post whenever I add any new program. These are frequently asked java programs in interview. You can also go through top 50 java interview questions for interview questions.

Table of Contents

Java interview programs



It is one of the most used data structure. In singly linked list, Node has data and pointer to next node. It does not have pointer to the previous node. Last node ‘s next points to null, so you can iterate over linked list by using this condition.


Binary tree

A binary tree is a tree data structure in which each node has at most two children, which are referred to as the left child and the right child. Here is list of Java interview programs asked on binary tree.

That’s all about java interview programs. If you can also go through C interview programs.
Refer Core java tutorial for more such tutorials.

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  1. Hi, the article is awesome, I learnt a lot from your blog. This UI is much better than before.
    Plz add more interview programming questions to collections in the “Interview Program” section.

    1. Thank you for the feedback. I was working on this UI from last 10 days, I am very glad to hear that it is looking better than previous one.If you want any further improvement, please let me know.
      I will surely add more interview questions and will let you know.

  2. Hi, the article is awesome, I learnt a lot from your blog. could you plzz upload spring boot ,spring batch and node js topic.

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