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

What is the difference between jar and executable jar?

1073

How do I run a java program from the command line?

1046

Can we overload destructor in java?

1062

Can you change array size in java?

1022

Is map ordered in java?

1002

Can we sort arraylist in java?

1048

How do you clear an arraylist in java?

1035

Can a list be null in java?

1119

How to pass arraylist to stored procedure in java?

1293

Is list ordered in java?

1035

How do you make an arraylist empty in java?

996

How does remove work in java?

1035

Can java list contain duplicates?

1081

Can we declare array without size in java?

1092

How do you remove duplicates from an array in java?

1019

Un-Answered Questions { Java Related }

What is the purpose of interceptors?

1057

Which are the design patterns that are used in hibernate framework?

406

What is lambda used for?

942

How do we modify hibernate configuration file?

530

When using servlets to build the HTML, you build a DOCTYPE line, why do you do that?

1191

What is a jvm?

1011

How native code can be used in a servlet?

4127

What is ejb and its architecture?

1033

What are middleware servers?

1141

What are the advantages of ejb components?

1159

What Is Boot.proerties File In Weblogic Server ?

1069

What is scope & storage allocation of global and extern variables? Explain with an example

1102

Which is better jpa or jdbc?

975

Can we use switch statement with strings?

1102

What driver should I use for scalable Oracle JDBC applications?

1032

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