Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Java J2EE Interview Questions

Questions Answers Views Company eMail

Why are strings immutable in Java?

1 1534

How to convert string to int in java?

1 1465

How to use scanner in java?

1 1717

What if memory allocation using new fails in C++ how to handle

128

Creating Class and methods – Java OOP Exercise

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113

Distance between two points in java

ALL OOPs Concepts Using Java with 1 Tiny Program – Explained!

BIG-O NOTATIONS

145

how to measure method execution time in java

113

How does a cookie work in Servlets?

836

What the difference is between execute, execute Query, execute Update?

826

Is Java Platform Independent if then how?

5 1305

What will happen if we declare don’t declare the main as static?

5 1419

Un-Answered Questions { Java J2EE }

Should all the mapping files of hibernate have .hbm.xml extension to work properly?

337

What is servlet context in spring?

540

How many boolean functions are there?

952

When to use dependency injections?

455

What are the tag libraries used in wcs?

972

What is entity bean?

1094

Why a component architecture for the java platform?

1198

What is the purpose of @key?

1047

What is actionerrors?

968

What is string tokenizer?

1071

What does requestmapping annotation do?

441

How to calculate the length of a singly linked list in java?

1020

What are the differences between servlet context vs servlet config?

1077

Can you explain value stack?

912

Explain xml schema-based aspect implementation ?

435

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