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 save and merge in hibernate?

513

What is flush in hibernate?

368

What are the states of the object in hibernate?

429

What is transaction commit in hibernate?

428

What is hibernate and why it is used?

354

What is the default annotation for a property in hibernate?

372

List some of the database support by hibernate?

360

Why do we need transactions in hibernate?

327

What is the difference between sessionfactory and session in hibernate?

392

What is transaction processing in jdbc?

1007

What is connection pooling and why it is used?

999

What is savepoint in jdbc?

909

Which package is used for jdbc application?

973

Explain the necessary steps to connect to the database in java?

1035

Explain the difference between resultset and rowset in jdbc

1002

Un-Answered Questions { Java Related }

What is a copy constructor in java?

1118

What is stateful in java?

963

Which of the recommended practices to be performed in the ejbpassivate() method of a stateful session bean?

1106

What is difference between java.util.Date and java.sql.Date?

1109

What is a server side include (ssi)

1150

What is the use of ehcache?

418

What are assembly attributes?

1002

What is a spring project?

434

What is meant by method overriding?

1105

What is spring webflux?

494

How can we handle exceptions thrown by application in Struts2?

938

Why is model-view-controller architecture used in swing?

974

What is a numeric string?

1016

Why do we have servlet wrapper classes?

1064

What kind of thread is the garbage collector thread?

909

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