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

Java J2EE (14736)
J2ME (151)
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Java Related Interview Questions

Questions Answers Views Company eMail

In a program, initializing an array of 100 KB is throwing an out of memory exception while there is 100 MB of memory available. Why?

MCN Solutions,

1049

What happens when a thrown exception is not handled?

Wipro,

1109

Can a class have a static inner class?

1074

Can classes declared using the abstract keyword cab be instantiated?

MCN Solutions,

1043

Difference between keyword and identifier.

TCS,

1024

What is var keyword ?

Wipro,

1178

What is meant by JVM? Is JVM platform independent or not?

Wipro,

1070

Explain the process of Configuring Queues in Jms?

Tech Mahindra,

850

What is the difference between Jms and Jvt ?

Tech Mahindra,

911

Explain the meaning of java applet.

TCS,

1065

What is java Applet?

TCS,

1096

Tell me a few examples of final classes defined in Java API?

DELL,

1089

What are the main steps in java to make JDBC connectivity?

UGC Corporation,

1006

How we can make simple java program for Server/Client Communication

PUCIT,

1081

What is the main difference between Client side Java Script and and Server side Java Script how actually they run on both side with Example.

MCN Solutions,

1100

Un-Answered Questions { Java Related }

What is ioc di?

411

What is annotation in java?

1050

Why do we need data structure in java?

1065

Can you call a method on a null object?

1007

In what ways can a web logic servers performance be improved upon?

922

What are different modules in spring?

936

How to update data in database using spring and hibernate?

496

What is string [] args?

999

What is garbage collection? What is the process that is responsible for doing that in java?

1101

What is the equal sign?

1114

What is columnar data format?

393

What is retention annotation?

463

What is difference in between java class and bean?

1084

If an object is garbage collected, can it become reachable again?

993

What is the difference between ejb and spring?

1042

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