Below we have listed all the J2EE Interview Questions and answers. Feel free to comment on any J2EE Interview Questions or answer by the comment feature available on the page.
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J2EE (Java 2 Platform, Enterprise Edition) technology and its component-based model simplify enterprise development and deployment. The J2EE platform manages the infrastructure and supports the Web services to enable development of secure, robust and interoperable business applications.
Subcategories for J2EE Interview Questions & Answers :-
Following are sub categories for which Interview Questions & Answers are available under J2EE Interview Questions & Answers. Please select the appropriate sub-category:-
|what is J2EE and what are the features of it?|
|What is meant by polymorphism in java?How can we achieve polymorphism?Explain with an example.|
|what is the difference between EJB 3.0 and Hibernate?|
|How to Create Object without using the keyword "new" in java?|
|What is J2EE module ?
|how do we deploy an jsp application in tomcat?|
|Difference between save and saveorupdate ?|
|What is "application configuration resource file" ?
|What is hibernate, where to use the hibernate and advantages of hibernate?|
|What is the difference between Session bean and Entity bean ?|
|What are the differences between Ear, Jar and War files? Under what circumstances should we use each one?|
|Can anyone explain me the accurate difference between heap and stack in memory usage of java....... it is highly appreciable if i get the answer with real time example or examples....
|What is the MVC on struts.|
|What is client-certificate authentication ?
|What is "archiving" ?
|What is "asant" ?
|All the method in interface to be implemented in derived class.Suppose The particular interface is used 1000 of classes,we need some changes to the method in interface,what to be done?|
|How can we done caching of servlet?
How can we log out from a page?
What is the difference between JspWriter & PrintWriter?
|What is J2EE component ?
|What is J2EE?|
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Latest 20 Questions
Payment of time- barred debt is:
Consideration is defined in the Indian Contract Act,1872 in: (a) Section 2(f) (b) Section 2(e) (c) Section 2(g) (d) Section 2(d)
Which of the following is not an exception to the rule, "No consideration, No contract": (a) Natural love and affection (b) Compensation for involuntary services (c) Completed gift (d) Agency
Consideration must move at the desire of: (a) The promisor (b) The promisee (c) The promisor or any other party (d) Both the promisor and the promisee
An offer which is open for acceptance over a period of time is: (a) Cross Offer (b) Counter Offer (c) Standing Offer (d) Implied Offer
Specific offer can be communicated to__________ (a) All the parties of contract (b) General public in universe (c) Specific person (d) None of the above
_________ amounts to rejection of the original offer. (a) Cross offer (b) Special offer (c) Standing offer (d) Counter offer
A advertises to sell his old car by advertising in a newspaper. This offer is caleed: (a) General Offer (b) Special Offer (c) Continuing Offer (d) None of the above
In case a counter offer is made, the original offer stands: (a) Rejected (b) Accepted automatically (c) Accepted subject to certain modifications and variations (d) None of the above
In case of unenforceable contract having some technical defect, parties (a) Can sue upon it (b) Cannot sue upon it (c) Should consider it to be illegal (d) None of the above
If entire specified goods is perished before entering into contract of sale, the contract is (a) Valid (b) Void (c) Voidable (d) Cancelled
______________ contracts are also caled contracts with executed consideration. (a) Unilateral (b) Completed (c) Bilateral (d) Executory
A offers B to supply books @ Rs 100 each but B accepts the same with condition of 10% discount. This is a case of (a) Counter Offer (b) Cross Offer (c) Specific Offer (d) General Offer
_____________ is a game of chance. (a) Conditional Contract (b) Contingent Contract (c) Wagering Contract (d) Quasi Contract
There is no binding contract in case of _______ as one's offer cannot be constructed as acceptance (a) Cross Offer (b) Standing Offer (c) Counter Offer (d) Special Offer
An offer is made with an intention to have negotiation from other party. This type of offer is: (a) Invitation to offer (b) Valid offer (c) Voidable (d) None of the above
When an offer is made to the world at large, it is ____________ offer. (a) Counter (b) Special (c) General (d) None of the above
Implied contract even if not in writing or express words is perfectly _______________ if all the conditions are satisfied:- (a) Void (b) Voidable (c) Valid (d) Illegal
A specific offer can be accepted by ___________. (a) Any person (b) Any friend to offeror (c) The person to whom it is made (d) Any friend of offeree
An agreement toput a fire on a person's car is a ______: (a) Legal (b) Voidable (c) Valid (d) Illegal