132 important java interview questions on mywalkin forum
Update 1 to the important java interview questions
It has been almost 2 months since I released this collection of important java interview questions collected from mywalkin forum. In these 2 months almost 100 new users have joined the forum and lots of interaction has happened. Based on that data I have updated the list of important java interview questions and popular java interview questions.
Java Interview questions Forum on mywalkin
I am sure that many of you must be aware of the interview questions forumpresent on mywalkin. The forum was created to enable users of mywalkin to help each other especially in clearing technical doubts.
I am happy to let you know that the forum is steadily moving in that direction. The Java interview questions forumhas been particularly successful with nearly 132 questions asked and many of them answered by the members.
In this mail I have given the 10 most popular java interview questions in terms of number of views and top 15 most tricky java interview questions based on number of replies given. I have also listed the questions that have not been answered till date. I request you to answer these questions if you know an answer.
Top 15 Most tricky java interview Questions
In the last 3-4 months I have observed that the questions that get the most number of replies are the ones in which people have confusion. Here are the top 15 tricky interview questions based on number of replies.
- In How many ways can u create an object for a class? 10
- Static Methods 10
- What is abstraction? 8
- What is Encapsulation? 8
- Difference between error and exception 8
- What is Life Cycle of Servlet? 7
- project architecture in interviews? 7
- Can we create constructor for abstract class? 7
- Can we create constructor for abstract class? 7
- what is port no of oracle 6
- How to synchronize ArrayList 6
- Why do we need struts? 5
- How will you decide whether to use Interface or abstract ? 5
- Difference between ApplicationServer and webserver? 5
- What is the diff between synchronized and volatile?please write with example 5
- is array list is synchronized 5
- Difference between Jsp and servlets? 4
- Difference between JspWriter and PrintWriter? 4
- how to import a package without using import key word? 4
Top 10 most popular java interview questions
I have used the number of views recieved by a question to decide its popularity.
- Difference between error and exception 5027
- In How many ways can u create an object for a class? 2986
- How will you decide whether to use Interface or abstract ? 2855
- What is Encapsulation? 2695
- Can we create constructor for abstract class? 2668
- how to eliminate duplicates in list 2587
- Static Methods 2442
- What is abstraction? 2430
- Difference between ApplicationServer and webserver? 2240
- Difference between java.util.Date and java.sql.Date? 2166
The 2 lists seem to have a lot of questions in common. This just goes on to prove that forum is the best place to get your doubts cleared or verify that your understanding is indeed correct.
Finally I come to those interview questions that have not been answered till date. I am not very sure if they are too easy to answer or too difficult to answer. If you do know the answer to any of these, then please answer them on the forum. It will help 1 person at the least.
Unanswered java interview questions
- How to do authorization and Authentication of our application?
- problem with display
- how to handle runtime exceptions in jsps?
- what is introspection? At what situation we have to use it?
- what is thick client application and thin client application
- what is the diff b/w webapplication & client-server application?
- Servlet Doubt
- How to handle this in JSP
- Hi friends plz answer these questions
- Why to go for struts
- PMD Perpective problem
- Can we synchronize the method in interface?
- what is the servletconfig object will do?
- why don’t we get previous page after signing out?
All these awesome questions and answers have been created by the effort of less than 800 members of mywalkin forum. More than 1 lakh people visit mywalkin. I request you to consider the potential if all of us could start interacting on the forum. Request you to kindly join the mywalkin community.
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