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

In method overloading ,if i change the return type to Long instead of INT,is the program execute

HCL,

6 12082

wat is class level lock and object level lock

HCL, Persistent,

3 22415

is it possible to add a object in a HASHMAP

HCL,

6 10064

why we cannot declare static variable inside a static method

4 10032

why using interface interface ?

1 2129

why use interface? if interface declear a method implement in class. why direct implement method in class

HCL,

1 2924

different between exception and error? explaim check and uncheck exception

4 7640

What is the difference between stateful and stateless session beans?

Tech Mahindra,

2 8420

Difference between interface and abstract class with ex.

Cognizant, Tech Mahindra,

4 9849

what is Thread priority?

Tech Mahindra, Wipro,

4 8340

Distinguish method overloading and overriding

Tech Mahindra,

2 5878

Distinguish method overloading and method overriding

Tech Mahindra,

4 7652

What is thread priority?

Tech Mahindra,

1 5877

how to search the pertical objects in a Collections

iGate,

3 6453

iam writing the contents to a excel through I/O i am putting first statement as WRITE and then READ(from excel) immediately..later user complains that he is not getting the date by using READ ..wat could be the situation

iGate,

3 5783

Un-Answered Questions { Java J2EE }

How is declarative handling of exceptions done in struts ?

1001

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

1128

Is minecraft 1.15 out?

1037

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

1124

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

1063

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

994

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

2257

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

2861

How can you inject java collection in spring?

503

Differentiate between static and non-static methods in java.

1115

Can we return resultset in java?

985

i want test pattern of zylog company and some examples also

2855

How to create a base64 decoder in java8?

1131

What is a constructor overloading in java?

1121

Realized?

2254

For More Un-Answered { Java J2EE } Questions Click Here