Java and JEE Job Interview Questions and Answers

to breed confidence and help you take the road less traveled by presenting yourself in a better light compared to those who are more qualified than you are through preparation and being in the know how. 

"I used the book to get 6 jobs in 2 weeks. out of which one is an architect job. kudos to the author"

"If a person manages to give answers as given in book, he/she can easily bag a new job..."

"After landing a job I have kept on reading the book and recommend it to all my friends..."

The paid and free resources from this site covers a wide range of topics like Java/JEE core concepts, 16 must know technical key areas, resume writing, interview preparation, networking, and job hunting. The answers are detailed enough for you to not only talk the talk, but also to walk the walk.

Not for you to memorize the answers prior to job interviews for a short term success, but for you to brush up on vast number of Java topics at one place prior to job interviews or for you to fast track your Java career by proactively acquiring the much needed experience with lots of code, practical examples -- no "Hello World" examples :) , diagrams, and real life scenarios covered here for a more permanent and long term success.

How do you benefit with Java Interview Questions?

• Reach your career goals a lot sooner by convincing your prospective employer to overlook just the number of years of experience you have with your thorough and detailed job interview answers. 
• Increase your earning potential with multiple job offers or by becoming a freelance contractor/consultant.
• Impress your code reviewers with quality design and code.
• Add value in the crisis and team meetings with your know hows and quick brush up on a particular topic like identifying thread-safety or performance issues. 
• Expand your horizons and go places with the confidence that you can get a Java job even in a difficult job market with your resume writing skills, technical know hows, interviewing skills, networking, and job hunting skills.
• The questions and answers approach gives a different perspective to acquire and clarify the fundamentals.  

Try the free sample Java Interview Questions PDFs

400+ Java/J2EE Interview Questions Answered(49-pages)

250+ Core Java Interview Questions Answered(107-pages)

Java Resume Companion

Core Java Interview Questions and Answers

Java Interview Questions and answers on multi-threading If you are going for Java interviews to work on large scale systems, expect lots of multi-threading interview questions. Beginner to advanced level questions are answered with diagrams and code.
Java Interview Questions and answers on Data structures Java Collections Framework (i.e. Data structures) contains most commonly asked Java interview questions. A good understanding of the Java collection framework is required to leverage many powerful features of Java technology. Here are a few important practical questions which can be asked in a Core Java interview.
Java Interview Questions and answers on coding Some Java coding questions are very popular and frequently asked in Java job interviews.
Java Interview Questions and answers on OO concepts Java is an Object Oriented language. If you don't tackle these questions well enough with good examples, your chances of getting through an interview will be very slim.

5 Java Interview Tips

How to stand out from your competition?

How to prepare for your Java job interviews?

Why do many Java resumes fail to make an impression?

Are technical skills alone or being a quiet achiever enough to boost your career?

Enterprise Java Interview Questions and Answers

Spring Interview Questions and Answers Spring is a very popular framework, and you will be quizzed on -- What do you understand by the terms Dependency Inversion Principle (DIP), Dependency Injection (DI) and Inversion of Control (IoC) container?, etc.
Hibernate Interview Questions and answers Hibernate is a poplar ORM framework and very poplar with the interviewers -- How will you configure Hibernate?, What is a Session? Can you share a session object between different threads?, Explain hibernate object states? Explain hibernate objects life cycle?, etc
Java Web Services Interview Questions and answers What are the different integration styles? What are the differences between SOAP WS and RESTFul Web Service? Which one would you choose? Why would you favor Web Services over RMI/CORBA/DCOM, etc?

Judging Experience with open questions

Java Interview Questions on Software architectures  Good calibre candidates have the ability to look at the big picture and drill down into details. The line between software development and software architecture is a tricky one. Regardless of you are an architect, developer, or both, one needs to have a good understanding of the overall software architecture.

Career Making Tips

How to choose from multiple Java job offers? In Java/J2EE career forums, interview candidates often ask how to choose from multiple job offers? This is not an easy decision to make and often this dilemma is made worse due to not asking the right questions about the position or role at the interview.
How to become a software architect? In industry specific forums, I often see questions like “what certification do I need to do to become an architect?”. The simple answer is that you don't need a certification to become an architect. It may help, but there is a lot more to it to become an architect.

JavaScript and Unix Interview Questions and Answers

Java and JEE Tutorials

Java, JEE, JSF, Spring, and Hibernate Tutorial Hands-on experience matters a lot, and here are a few Java tutorials that will get you started with Java, JSF, Spring, Hibernate, Web Services, eclipse, maven, and HSQLDB. These tutorials can also give you the much needed confidence at the Java job interviews.

You hold the key to your Java career success

Even though the “devil is in the details”, your career success depends on your “abstract thinking” and how well you communicate that thinking. Diagrams and working code will clarify many concepts and key areas to proactively acquire much needed experience to fast track your career. It worked for me, and hope will do for you as well.

There is no substitute for hands on experience, so take the time to practice the code. If the code or explanation is not clear, post your concerns via comments. I will endeavor to improve on the explanation. There is no such thing as real job security in IT, the real security in IT is all about having the right skills and experience.

You hold the key to your career success, and hope my books and blog posts will help you reach your career goals sooner. Try the free PDFs to see if these resources can add value to you.