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

What is the difference between Byte Message and Stream Message?

1 4401

Are you aware of any major JMS products available in the market?

1 2235

What are the different types of messages available in the JMS API?

1 2552

What are the different messaging paradigms JMS supports?

1 2639

What is the difference between topic and queue?

1 2349

How Does the JMS API Work with the J2EE Platform?

1 2290

What is the role of JMS in enterprise solution development?

1 2285

What is the use of Message object?

1 2250

What is the basic difference between Publish Subscribe model and P2P model?

1 2491

What is the use of BytesMessage?

1 2181

What is the use of StreamMessage?

1 2481

What is the use of TextMessage?

1 2178

Why do the JMS dbms_aqadm.add_subscriber and dbms_aqadm.remove_subscriber calls sometimes hang when there are concurrent enqueues or dequeues happening on the same queue to which these calls are issued?

1 2561

Why do the TopicSession.createDurableSubscriber and TopicSession.unubscribe calls raise JMSException with the message "ORA - 4020 - deadlock detected while trying to lock object"?

1 2216

Why doesn't AQ_ADMINISTRATOR_ROLE or AQ_USER_ROLE always work for AQ applications using Java/JMS API?

1 3666

Un-Answered Questions { Java Related }

How does predicate work in java?

1039

What is exception in java?

1170

Is dependency injection a pattern?

437

Why are the methods of the math class static?

1130

What is core spring?

449

What is the benefit of singleton pattern?

1053

Under what circumstances, that all four drivers are used?

2478

Which event is fired at the time of setting, getting or removing attribute from application scope?

1197

State the merge-sort principle and its time complexity.

1038

difference between byte stream class and character stream class?

4606

Why bean is used in spring?

486

Is class a data type in java?

990

What is resultsetmetadata?

959

Explain when noclassdeffounderror will be raised ?

1104

What are the benefits of using spring tool suite?

519

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