Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Java J2EE Interview Questions

Questions Answers Views Company eMail

What entries we make in the hibernate config file if we are not using hbm files but annotations?

465

How to configure second level cache in hibernate?

464

What is lazy initialization in hibernate?

479

How to do eager loading in hibernate?

442

What is lazy loading / lazy initialization in hibernate?

549

Different types of hibernate instance states?

521

What are the the methods to clear cache in hibernate?

425

What is the way to rollback transaction if something goes wrong using hibernate api?

404

Name some second level cache types?

373

Difference between load and get?

381

What are the configuration files in hibernate?

446

What are the ways to avoid lazyinitializationexception?

369

What are different types of second level cache?

384

Name few hibernate annotations?

425

What are collection types in hibernate?

422

Un-Answered Questions { Java J2EE }

What is the role of helper classes in wcs?

889

What is the use of transient?

452

Explain the diffrernces between 8.x and 9.x?

1030

What is the major drawback of internal iteration over external iteration?

1046

What do you know about the garbage collector in java?

1102

Why frameworks are used in java?

914

What is pangram in java?

1034

What is servletconfig?

1050

What the identified advantages are of hibernate?

380

Is nullpointerexception checked or unchecked?

1051

How do you differentiate abstract class from interface?

981

What is join () in java?

980

What is boolean data type in java?

1008

Difference between operator overloading and function overloading

1088

What are "methods" and "fields"?

1042

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