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 is the difference between open session and get current session?

483

What is the difference between hibernate session get() and load() method?

474

What is transaction in hibernate?

376

Explain the mechanism by which you can distinguish between transient (i.e. Newly instantiated) and detached objects in hibernate?

405

What are the best practices to follow with hibernate framework?

389

Why do you need orm tools like hibernate?

413

What is the difference between save() and persist() method in hibernate?

434

What is the hibernatetemplate class?

384

What is the role played by the sessionfactory interface in hibernate?

347

What are the benefits of hibernate over jdbc?

381

What are the minimum configurations needed to create a spring mvc application?

361

What is the spring java based configuration?

468

Describe some of the standard spring events?

394

What are the benefits of using spring?

501

Which is the best way of injecting beans and why ?

388

Un-Answered Questions { Java J2EE }

What is meant by polymorphism?

1026

state the three ways to enable verbose gc.?

986

Name the different modules of the spring framework?

464

Which Java and java.sql data types map to my specific database types?

1071

Why do you need orm tool like hibernate?

344

When can we say that threads are not lightweight process in java?

1157

Explain the advantages of using dao module?

426

State the three different ways in which you can create a table?

982

Explain deployment descriptors?

1075

What is jvm? Why is java called the platform independent programming language?

1021

What are ejb containers?

1022

What is string variable?

1051

What is empty tag?

921

What is a prefix function.write down a code to compute prefix function.

1057

Why java is platform independent? Explain.

1008

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