Weblogic Interview Questions

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Weblogic Server Interview Questions

  1. How does a server know when another server is unavailable?
  2. How can I set deployment order for applications?
  3. How do stubs work in a WebLogic Server cluster?
  4. Is an XSLT processor bundled in WebLogic Server?
  5. What is the function of T3 in WebLogic Server?
  6. Can I start a Managed Server if the Administration Server is unavailable?
  7. What happens if remove( ) is never invoked on a session bean?
  8. What does isIdentical() method return in case of different type of beans?
  9. What is the Java Authentication and Authorization Service (JAAS) 1.0?
  10. Why would a client application use JTA transactions?
  11. What is the difference between creating a distributed application using RMI and using a EJB architecture?
  12. List Components of JNDI?
  13. What causes Java.io exceptions in the log file of WebLogic Server?
  14. Which types of JDBC databases does WebLogic JMS support?
  15. What is the difference between JNDI lookup(), list(), listBindings(), and search()?
  16. What are the enhancements in EJB 2.0 specification with respect to Asynchronous communication?
  17. Do EJBs have to be homogeneously deployed across a cluster? Why?
  18. What technologies are included in J2EE?
  19. What happens when a failure occurs and the stub cannot connect to a WebLogic Server instance?
  20. How should you type cast a remote object? Why?
  21. Can the bean class implement the EJBObject class directly? If not why?
  22. How do clients handle DNS requests to failed servers?
  23. How many WebLogic Servers can I have on a multi-cpu machine?
  24. What are the special design care that must be taken when you work with local interfaces?
  25. Can you briefly describe local interfaces?
  26. What are the enhancements in EJB 2.0 with respect to CMP?
  27. How do I provide user credentials for starting a server?
  28. How do you set the classpath?
  29. What are the two important TCP Socket classes?
  30. How do I increase WebLogic Server memory?

#1 Question

How does a server know when another server is unavailable?

#2 Question

How can I set deployment order for applications?

#3 Question

How do stubs work in a WebLogic Server cluster?

#4 Question

Is an XSLT processor bundled in WebLogic Server?

#5 Question

What is the function of T3 in WebLogic Server?

#6 Question

Can I start a Managed Server if the Administration Server is unavailable?

#7 Question

What happens if remove( ) is never invoked on a session bean?

#8 Question

What does isIdentical() method return in case of different type of beans?

#9 Question

What is the Java Authentication and Authorization Service (JAAS) 1.0?

#10 Question

Why would a client application use JTA transactions?

#11 Question

What is the difference between creating a distributed application using RMI and using a EJB architecture?

#12 Question

List Components of JNDI?

#13 Question

What causes Java.io exceptions in the log file of WebLogic Server?

#14 Question

Which types of JDBC databases does WebLogic JMS support?

#15 Question

What is the difference between JNDI lookup(), list(), listBindings(), and search()?

#16 Question

What are the enhancements in EJB 2.0 specification with respect to Asynchronous communication?

#17 Question

Do EJBs have to be homogeneously deployed across a cluster? Why?

#18 Question

What technologies are included in J2EE?

#19 Question

What happens when a failure occurs and the stub cannot connect to a WebLogic Server instance?

#20 Question

How should you type cast a remote object? Why?

#21 Question

Can the bean class implement the EJBObject class directly? If not why?

#22 Question

How do clients handle DNS requests to failed servers?

#23 Question

How many WebLogic Servers can I have on a multi-cpu machine?

#24 Question

What are the special design care that must be taken when you work with local interfaces?

#25 Question

Can you briefly describe local interfaces?

#26 Question

What are the enhancements in EJB 2.0 with respect to CMP?

#27 Question

How do I provide user credentials for starting a server?

#28 Question

How do you set the classpath?

#29 Question

What are the two important TCP Socket classes?

#30 Question

How do I increase WebLogic Server memory?

#31 Question

What should you do in a passive method?

#32 Question

What is the Max amount of information that can be saved in a Session Object?

#33 Question

How are notifications made when a server is added to a cluster?

#34 Question

What is the difference between URL instance and URLConnection instance?

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