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 1553

How to convert string to int in java?

1 1478

How to use scanner in java?

1 1751

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

128

Creating Class and methods – Java OOP Exercise

Check Your Java OOPs Concepts Skills and Master it Quickly

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113

Distance between two points in java

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

101

BIG-O NOTATIONS

145

how to measure method execution time in java

113

How does a cookie work in Servlets?

847

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

837

Is Java Platform Independent if then how?

5 1346

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

5 1457

Un-Answered Questions { Java J2EE }

What is immutable state?

1030

Can extern variables be initialized?

954

What is args length in java?

1173

How do you clear a method in java?

1012

What is object cloning in Java?

1112

What is a bufferedreader?

1098

How do you check if two strings are equal in java?

1011

What are the ways to instantiate the class class?

1104

Explain the query object in hibernate?

423

What is the difference between the direct buffer and non-direct buffer in java?

1032

What is the exact difference in between Unicast and Multicast object?

2123

How does regex work?

969

What is an entity in hibernate?

413

Why 1 is not a prime number?

1027

What is difference between path and classpath?

1179

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