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

when,where and how to use abstract class and interface

2 5808

explain oops concepts with examples?

AbhiBus, Beeline, DELL, HCL, Satyam, TCS, VLS, Wipro,

29 205841

how can u create the object with out new operator

2 9182

why the constructor should be used in class,if there is no constructor what will happen?

4 8022

explain the clone method and clonable interface

1 7710

what are depricated methods in threads and explain the lifecycle methods

CTS,

5 13081

explain the classification of exception and hoew to handle the exceptions

2 10196

what is java

10 11936

what does the method Class.forName returns?

Siemens, TCS,

4 16218

what is Assertion?

Wipro,

4 15369

When does the compiler supply a default constructor for a class?

TCS,

9 18751

Which Math method is used to calculate the absolute value of a number?

Accenture,

3 10155

How does serialization work

Ordain Solutions,

3 11292

To what value is a variable of the Boolean type automatically initialized?

3 8773

What is the exact difference in between Unicast and Multicast object ?

Accenture,

4 27173

Un-Answered Questions { Java J2EE }

What is the difference between filters and interceptors ?

1299

What is the difference between break and continue statements?

1117

Realized?

2256

Write a program to find the whether a number is an Armstrong number or not?

1095

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

994

What is action chaining ?

1159

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

1128

What is parsing in java?

1031

What is lazy class?

480

What is java string pool?

1076

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

2862

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

1032

What is latest hibernate version?

486

How to create a base64 decoder in java8?

1131

What is a constructor overloading in java?

1121

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