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

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

Write an sql to find all records having all numeric characters in a field ?

1046

Explain the difference between inner and outer join ?

1118

What are temp tables ?

1033

What is database deadlock ?

1310

What should be done for auto generating primary key id in a table ?

1026

Can we have foreign key reference to a non primary key column ?

1041

What's the benefit for specifying constraints like not null, primary key explicitly instead of specifying it against the column ?

1030

If you are given a choice to implement the code to either insert a record or update if already exist, which approach will you follow ?

1062

What is database deadlock ? How can we avoid them?

1141

Describe the steps needed to execute a sql query using jdbc.

1037

Which constraint cannot be specified as an explicit constraint and should be specified with the column only ?

992

What is jdbc? Describe the steps needed to execute a sql query using jdbc.

998

Does sql allow null values ?

1038

Write an sql to find all records having all upper case alphanumeric characters in a field ?

1011

What are the different class loaders used by jvm?

1158

Un-Answered Questions { Java Related }

Can a class with private constructor be extended?

1014

Is lazy loading enabled by default?

544

What is called lazy fetching from hibernate?

574

What is argument in java?

1066

How will you integrate hibernate with spring framework?

466

What is the importance of main method in Java?

1112

Can a singleton class be inherited?

1020

How many bean scopes are supported by spring?

548

How can I access ejb from asp?

1084

Which access specifier can be used with class ?

1058

How can we create objects if we make the constructor private ?

1079

Tell me about security in weblogic?

1097

What are the limitations of hibernate?

519

Specify the locations where spring can publish its artifacts.

440

What does the jdbc driver interface do?

1052

For More Un-Answered { Java Related } Questions Click Here