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

how you provide security in your banking project

IBM,

1 7430

where you store password in banking project

1 5436

What is diffrance between FINALIZE() & FINALLY ?

Infosys,

2 5438

What is the use of RequestProcessor, if we are having ActionServlet in struts

Oracle,

4 16619

how we can write the string concatenation program in java.

3 7074

how can we execute servelt? what the use ".war" or ".jar" file creation

CTS,

3 9118

give me the answer of this code class A extnds String This code we can write r not in Java? Explain?

4 6549

is set interface synchronized by default???

Manhattan,

2 8030

1.IN CASE OF DYNAMIC METHOD DISPATCH WHY WE USE REFERENCE VARIABLE,WE CAN USE THE DIFFERENT DEFINED OBJECT DIRECTLY TO ACCESS THE DATA MEMBER AND MEMBER FUNCTION OF THAT RESPECTIVE CLASS?WHAT IS THE MAIN FUNCTION OF "REFERENCE VARIABLE" HERE?

TCS,

3 5138

which method in doGet or doPost is use to send binary date to server

HCL,

2 8437

who can i handle multiple client in RMI

1 1962

How many weblogic severs can be installed in a multi cpu machince and how can you figure out how many servers?

IBM,

1 4088

what is difference between cor dump and heap dump. Explain the situation when you have to take thead dump and when to take heap dump

1 17054

what will happen if a managed server will go down at the time of performing the request

2 7389

what is mission in weblogic

CTS,

4 9545

Un-Answered Questions { Java J2EE }

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

1032

Write a java program to find the route that connects between Red and Green Cells. General Rules for traversal 1. You can traverse from one cell to another vertically, horizontally or diagonally. 2. You cannot traverse through Black cells. 3. There should be only one Red and Green cell and at least one of each should be present. Otherwise the array is invalid. 4. You cannot revisit a cell that you have already traversed. 5. The maze need not be in the same as given in the above example

2657

What do you know about validation plugin ?

1022

What is the difference between break and continue statements?

1115

i want test pattern of zylog company and some examples also

2855

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

1120

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

2413

Realized?

2250

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

2859

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

1121

How to sort array in descending order in java?

982

Differentiate between static and non-static methods in java.

1115

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

1077

What is a classloader in java?

1080

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

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