Top 50 JSP Interview Questions & Answers

Introduction: JSP Interview Questions

JSP in Java is an important topic for creating Java Web applications. Many companies are looking for a software developers proficient in developing JSP based applications.


This book contains basic to expert level JSP interview questions that an interviewer asks. Each question is accompanied with an answer so that you can prepare for job interview in short time.
We have compiled this list after attending dozens of technical interviews in top-notch companies like- Google, Facebook, Netflix, Amazon etc.


Often, these questions and concepts are used in our daily programming work. But these are most helpful when an Interviewer is trying to test your deep knowledge of JSP feature.





How will this book help me?

By reading this book, you do not have to spend time searching the Internet for JSP interview questions. We have already compiled the list of the most popular and the latest JSP Interview questions.


Are there answers in this book?

Yes, in this book each question is followed by an answer. So you can save time in interview preparation.


What is the best way of reading this book?

You have to first do a slow reading of all the questions in this book. Once you go through them in the first pass, mark the questions that you could not answer by yourself. Then, in second pass go through only the difficult questions. After going through this book 2-3 times, you will be well prepared to face a technical interview for Software Engineer position in JSP framework.





What is the level of questions in this book?

This book contains questions that are good for a Associate Software engineer to a Senior Software engineer. The difficulty level of question varies in the book from a Fresher to an Experienced professional.




What are the sample questions in this book?


What are the implicit objects in JSP?

How will you extend JSP code?

How will you handle runtime exceptions in JSP?

How will you prevent multiple submits of a page that come by clicking refresh button multiple times?

How will you implement a thread safe JSP page?

How will you include a static file in a JSP page?

What are the lifecycle methods of a JSP?

What are the advantages of using JSP in web architecture?

What is the advantage of JSP over Javascript?

What is the Lifecycle of JSP?

What is a JSP expression?

What are the different types of directive tags in JSP?

What is session attribute in JSP?

How will you call a stored procedure from JSP?

Can we override _jspService() method in JSP?

What is a directive in JSP?

How will you implement Session tracking in JSP?

How do you debug code in JSP?

How will you delete a Cookie in JSP?

How will you use a Cookie in JSP?

What is the main difference between a Session and Cookie in JSP?

How will you prevent creation of session in JSP?

What is an output comment in JSP?

How will you prevent caching of HTML output by web browser in JSP?

How will you redirect request to another page in browser in JSP code?

What is the difference between sendRedirect and forward in a JSP?

What is the use of config implicit object in JSP?

What is the difference between init-param and context-param?

What is the purpose of RequestDispatcher?

How can be read data from a Form in a JSP?

What is a filter in JSP?

How can you upload a large file in JSP?