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

Core Java (6529)
Advanced Java (552)
Swing (223)
EJB (402)

Servlets (804)
Struts (701)
JDBC (771)
JMS (324)

SunOne (10)
J2EE (485)
Weblogic (694)
Websphere (573)

Java J2EE Interview Questions

Questions Answers Views Company eMail

State differences between C and Java?

Deloitte, JPMorgan Chase,

1211

Differentiate storage classes on the basis of their scope?

Fidelity,

1171

What are "class access modifiers" in Java?

Genpact,

1133

How are multiple inheritances done in Java?

Atos Origin,

1142

Can we force garbage collector to run ?

B-Ways TecnoSoft,

1055

What is the difference between overriding and overloading in OOPS.

Axtria, ITC Indian Tobacco Company,

1165

What do you mean Abstraction in java?

Aspire, Infogain,

1088

What is meant by 'Class access modifiers'?

HCL,

1047

Compare Mutex and Semaphore in java.

Ciena,

1005

Describe the Big-O Notation.

Global Logic,

1047

What is the use of StringTokenizer class?

Hexaware, Virtusa,

1068

Difference between stack and queue?

Flextronics,

1075

Describe the syntax of multiple inheritance? When do we use such an inheritance?

Fidelity,

1092

What is the concatenation operator in java?

Aspire, Infogain,

1159

Explain the access modifiers for a class, method and variables?

Global Logic,

1142

Un-Answered Questions { Java J2EE }

What is a nested structure?

1041

How is the get () method different from the post() method?

976

What does flagged out mean?

1061

How can an application do a jms operation and have it succeed, independent of the result of the transaction? : BEA Weblogic

1033

What is the difference between using getSession(true) and getSession(false) methods?

1045

What is meant by weaving?

437

What are use cases?

977

What is the use of @required annotation?

411

what is cvs (concurrent version system)?

957

What is spring in java?

403

What are the functions of Servlet container?

1121

What are actual parameters?

1034

Define interface in java?

1079

What is channel initiators and listeners?

953

How does @transactional work in spring?

428

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