This post comes directly from my 14+ years of Java programming and lots of interviewing experience. Java 16 has been released recently and I have updated the post to include some of the questions from the latest releases. Core Java Interview Questions and Answers I have already written a lot ...
Core Java Interview Questionsposting java interview questions
java interview questions and answers Which class is the superclass for every class. Why Java does not support pointers? What is object cloning? Is there any difference between nested classes and inner classes? Can a top level class be private or protec
Applet interview Questions Basic Java Interview Questions Q) Is Java platform independent? Yes. Java is a platform independent language. We can write java code on one platform and run it on another platform. For e.g. we can write and compile the code on windows and can run the generated b...
In this post we will look into the most commonly asked Interview questions related to Java. We will take a look at the most common topics in Java for interviews and provide the answer to the questions in detail with examples to help you ace your next interview. We recommend following this...
Top 25 Java Interview Questions : 1. Which two method you need to implement for key Object in HashMap ? In order to use any object as Key in HashMap, it must implements equals and hashcode method in Java. ReadHow HashMap works in Javafor detailed explanation on how equals and hashcode...
Being in IT industry for almost 15 years, I have come across some most important Core Java Interview questions, which are frequently asked in most of the interv
11. Can you write Critical section code for singleton? check here10 Interview questions on Singleton Pattern in Java 12. Can you write code for iterating over hashmap in Java 4 and Java 5 ? Tricky one but he managed to write using while and for loop. ...
Core In this post, we are going to see Java interview questions for experienced. These are the most asked interview questions for freshers(0-3 years experienced). This question list will help you to crack java interview. I have already shared detailed answer over here before, you might find...
11. Can you write critical section code for singleton? This core Java question is followup of previous question and expecting candidate to write Java singleton using double checked locking. Remember to usevolatile variableto make Singleton thread-safe. check10 Interview questions on Singleton Pattern...