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Java J2EE Interview Questions
Questions Answers Views Company eMail

What is the difference between preemptive scheduling and time slicing?

 581

Explain the use of sublass in a java program?

 596

List primitive java types?

 591

Where import statement is used in a java program?

 608

What is mutable object and immutable object?

 624

What is difference between path and classpath?

 556

What are the supported platforms by java programming language?

 562

What is a values collection view ?

 681

Define canvas?

 564

What will be the default values of all the elements of an array defined as an instance variable?

 546

What’s the difference between the methods sleep() and wait()?

 536

What’s the difference between constructors and other methods?

 527

Is it possible to define a method in java class but provide it’s implementation in the code of another language like c?

 573

Is it correct to say that due to garbage collection feature in java, a java program never goes out of memory?

 570

What environment variables do I need to set on my machine in order to be able to run java programs?

 599

Un-Answered Questions { Java J2EE }

Explain the process of Configuring Queues in Jms?

475

Is orm faster than sql?

136

What is setter injection?

187

What is a detached entity?

153

What classes of exceptions may be caught by a catch clause?

553




What does module-relative mean?

573

What are types of j2ee clients?

500

What is root war?

151

Where can I get a copy of struts?

539

When will we prefer to use set and list in java and why?

546

Explain what access modifiers can be used for methods?

564

Does list maintain insertion order java?

532

What is spring boot in java? : Spring Boot

139

Can I have html form property without associated getter and setter formbean methods?

569

What is the main use of generics in java?

506

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