How to get the current time in milliseconds? You can get the current time in milliseconds in Java using System.currentTimeMillis() method. It returns the current time in milliseconds since January 1, 1970 (UNIX epoch time). Difference between a static and a non-static inner class? A ...
Java 8 has been released in March 2014, so it’s one of the hot topics in java interview questions. If you answer this question clearly, it will show that you like to keep yourself up-to-date with the latest technologies. Java 8 has been one of the biggest releases after Java 5 anno...
Core Java Interview Questionsposting java interview questions
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...
Hi Friends, In this article, we have shared 100+ java interview questions for both beginners and experienced folks. If you are a java beginner, I highly recommend you to checkout my java tutorial. Table of Contents Basic Questions OOPs interview Question
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 interviews by MNCs. Based on my experience, I have tried to provide answers in easy words and point to point. ...
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. 13. When do you override hashcode and equals() ?
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...
6. Where does these two method comes in picture during get operation? This core Java interview question is follow-up of previous Java question and candidate should know that once you mentionhashCode, people are most likely ask How its used in HashMap. SeeHow HashMap works in Javafor detailed...