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)

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Java J2EE Interview Questions

Questions Answers Views Company eMail

Q1. A. Write note on "The class path Environment Variable". B. Which are different kinds of source code? Q2. A. How to create an interface? B. Why convert an applet to an application? Q3. A. How to use Media tracker Class. B. How to use string tokenizer class. Q4. A. Explain the overview of UDP messaging. B. Difference between SQL Exception class and SQL Warning class. Q5. A. How to create com object in Java? B. Write short notes on "The properties class" Q6. A. When object is created and destroyed? B. Explain the JDB in depth & command line. C. Write short notes on Web Sites.

1 5951

How to create two different thread class inside a main function?

1 5313

does j2ee means advanced java

10 25173

why we are using XML?

TCS,

14 28109

Can i use constructor in Action Class?If yes how?

8 17359

When wil use singleton class in Struts

7 18589

What is Model 1 and Model 2?

3 7563

What is the difference between Eclipse and MyEclipse?

IBM, Wavex,

7 41589

What is IOC in spring?

Centris,

10 35204

What is difference between Application Server and Web Server?

Logica CMG, SCS,

1 5217

What is forward() and include() of servlets RequestDispatcher interface?

HCL,

6 23560

why String class is immutable.

iGate,

5 14057

How to sort a vector elements that contains the user define class object? (Note: If Suppose consider, A Student class contain two data members. They are String studentName and int rollNo. I am creating Four objects for this class, each object contains students details like name and roll no. Now i am storing that objects in vector and if i retiving the elements from the vector means then it should be display in sorting order)

ProdEx Technologies,

3 9062

what is aberivation of java?

14 19869

explain about jre and jvm

2 7533

Un-Answered Questions { Java J2EE }

What are the contents on web.xml in struts application ?

1060

What do you know about validation plugin ?

1026

What is the difference between filters and interceptors ?

1305

Can we return resultset in java?

990

How is declarative handling of exceptions done in struts ?

1001

What is action chaining ?

1161

Write a program to print count of empty strings in java 8?

1084

Realized?

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

2866

i want test pattern of zylog company and some examples also

2858

Is minecraft 1.15 out?

1042

How can you inject java collection in spring?

505

What is java string pool?

1076

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

2417

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

1032

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