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

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

Describe the Big-O Notation.

Global Logic,

1048

What is the use of StringTokenizer class?

Hexaware, Virtusa,

1070

Difference between stack and queue?

Flextronics,

1081

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

Fidelity,

1094

What is the concatenation operator in java?

Aspire, Infogain,

1159

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

Global Logic,

1142

What is OOP's Terms with explanation?

1187

What is better - 'bit-shift a value' or 'multiply by 2'?

DELL,

1192

How would you use Bubble Sort to sort the number of elements?

Genpact,

1006

What is close method? How it's different from Finalize & Dispose?

InfoAxon Technologies,

1066

Can a private method be declared as static?

Global Logic,

1022

What do you understand by access specifiers in Java?

Genpact,

1014

Implement two stacks using a single array.

Global Logic,

1065

What is the use of 'super' keyword inside a constructor?

Flextronics, Thomson Reuters, Virtusa,

973

What is the method to declare member of a class static?

HCL,

1011

Un-Answered Questions { Java Related }

What does indexof return in java?

991

What is current_session_context_class in hibernate?

346

How are interceptors and servlet filters different?

985

Why is stringbuffer not immutable?

1081

What are orm integration modules?

476

Explain concept of hubs and extended site stores?

876

What is jdbc connection class?

893

What is the flow of requests in struts based applications?

995

Which interceptor is responsible for setting action javabean properties?

833

A stateful session bean implementing the sessionsynchronization interface is deployed on the weblogic server. Which of the callback methods may be invoked on the bean? : BEA Weblogic

1003

What is ldap realm support and why would I want to use it?

840

What are the major advantages of hibernate framework?

346

Explain all java features with real time examples

1719

Can we use threads in Servlets?

1144

What are the different states of the syndication process ?

951

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