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

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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,

1052

What happens when a thrown exception is not handled?

Wipro,

1115

Can a class have a static inner class?

1085

Can classes declared using the abstract keyword cab be instantiated?

MCN Solutions,

1049

Difference between keyword and identifier.

TCS,

1034

What is var keyword ?

Wipro,

1191

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

Wipro,

1078

Explain the process of Configuring Queues in Jms?

Tech Mahindra,

858

What is the difference between Jms and Jvt ?

Tech Mahindra,

925

Explain the meaning of java applet.

TCS,

1071

What is java Applet?

TCS,

1105

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

DELL,

1099

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

UGC Corporation,

1016

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

PUCIT,

1092

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,

1112

Un-Answered Questions { Java Related }

What is canonical name in java?

1149

Explain a daytime server?

1070

is it possible to instantiate the math class?

1035

What is an empty string in css?

1053

What is the purpose of jms?

871

What is the purpose of '@customvalidator'?

1025

What are the six ways to use this keyword?

1061

What are the annotations used in spring?

449

Explain What we can not do in jdbc but can do hibernate?

414

What does resource adapt module contain?

959

What are orm tools in java?

1018

What is mapping in coding?

405

Which is better singleton or static class?

987

Is it possible to write a regular expression to check if string is a number?

1029

the same information whether it will connect to the database or it will be used previous information?

1043

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