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

Java J2EE (14736)
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Java Related Interview Questions

Questions Answers Views Company eMail

Describe, in general, how java's garbage collector works?

1037

What is threadfactory?

1092

How substring() method of string class create memory leaks?

1043

Do you think that java should have had pointers?

1049

Why is string immutable in java?

1096

Can constructors be synchronized in java?

1120

What is a class loader? What are the different class loaders used by jvm?

1103

What are various types of class loaders used by jvm?

991

Is jvm a overhead?

1094

What is the difference between long.class and long.type?

1100

What is the difference between system.out ,system.err and system.in?

1100

What is a class loader?

5 1881

Explain the different types of memory used by jvm?

1143

Which are the different segments of memory?

1077

Difference between new operator and class.forname().newinstance()?

1133

Un-Answered Questions { Java Related }

What are the factors that the jdbc driver performance depends upon?

970

what r advatages of websphere? & how to deploy?

2185

What is callback interface in hibernate?

491

How you are getting the alerts?

1038

How do I call a servlet with parameters in the url? : BEA Weblogic

987

What is the use of spring boot in java? : Spring Boot

440

What is methodological framework?

1040

Should we create system software ( e.g operating system ) in java ?

1038

What is javac used for?

937

Describe the file types *.ear, * .jar and *.war?

992

How is hibernate accessed using the spring framework?

568

Is dependency injection a pattern?

376

What is the difference between private & public & friendly classes?

1062

Describe catalog subsystem and the tables used in wcs for managing this?

863

What is integer size in java?

1017

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