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

what is struts? why Struts?

CTS, Infosys, TCS,

6 10342

java is puerly object oriented or not ?

5 7039

i need income tax program using java inheritance concept. could u please help me?

2 5182

difference between byte stream class and character stream class?

1 4613

why should we get the following error ? Exception in main method NoClassDefFoundError:classname could anyone give the detail clarification on how java compiler can look for .class file?

2 4156

i need source code for income tax program using java inheritance

1 5176

java is fully object oriented languages or not? why?

HCL,

12 21947

What are the notations in Java?

Cap Gemini,

1 8978

What are library required to connect to excel sheet.

Cap Gemini,

2 6366

What is “try and catch” in java

Cap Gemini, TCS,

5 8900

Scenario: There are 1 to 100 numbers. Each number should be keep in the each column like from A column to Z column ie 1 to 26. From 27 to 52 should be in 2nd row in the excel sheet. This has to be continue till 100. How do you write Java program and what are various methods.

Cap Gemini,

4 8227

Difference between treemap & sortedset

Oracle,

3 12229

Diffrence between arraylist and hashmap

Oracle,

3 8544

what is data modeling?what is final method

Oracle,

1 5414

explain filters in java?

TCS,

2 7341

Un-Answered Questions { Java J2EE }

Explain public static void main(string args[]) in java.

1061

hi actully i hav form columns with origin and destination names .as like as i need to create one more column with name amount. my requirement is when i select origin and destination columns automatically i need to get amount from database.how can i. please tel me with relative code

2854

What is an object in java and how is it created?

1120

What is lazy class?

475

what are the different modes of archival? Explain each mode in two lines each?

990

What is latest hibernate version?

482

How to sort array in descending order in java?

980

Can we return resultset in java?

985

explain different ways of using thread? : Java thread

1073

What is the difference between break and continue statements?

1113

What is difference between @controller and @restcontroller in spring?

530

How is declarative handling of exceptions done in struts ?

999

What is the difference between equals() and == in java?

1028

What are the differences between heap and stack memory in java?

1121

Hi frnd can i any one kindly can post for me portlet,hibernate and spring example application and with flow explantion configuration using Jdeveloper.and related links ar tutorials kindly please send me .its urgent for me .thanks in advance...........else can any one send to kondaiah.goddeti@gmail.com

2254

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