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

Differentiate between == and equals().

1070

What is the difference between inheritance and encapsulation?

1162

What methodology can be utilized to link to a database?

984

What methodology can be employed to locate substrings inside a string?

979

Explain inheritance in java?

1020

What do you understand by the term string pool?

1034

Enlist few advantages of inheritance?

1099

How many techniques can be employed to create a string object?

1126

Differentiate between stringbuffer and string?

1046

Describe the process as to how substring() methodology mechanisms in java.

1150

What technique is carried out to find out if a particular string is empty?

1036

What do you understand by the term wrapper classes?

1021

define the terminology association.

1116

Is it possible to compare various strings with the help of == operator?

1014

Are static members inherited to sub classes?

1155

Un-Answered Questions { Java J2EE }

Do you know what are the steps required to modify config.xml file of web logic server?

1036

Is there another way of dealing with the result set that could execute faster?

1021

What is a class variable?

1068

Explain what is queuemanager in ibm websphere mq?

852

What is a persistence context?

378

What is the Difference between socket and servlet?

1279

What is file in java?

1043

What is role of void keyword in declaring functions?

1068

What is meant by class loader? How many types are there? When will we use them?

984

What is the significance of DataBaseMetaData.tableIndexStatistics? How to obtain and use it?

1003

What is difference between hashset and hashmap in java?

1029

What are the advantages of swing?

964

What is jhttp web server?

1233

What configuration files are used in struts?

984

What is a hashmap used for?

1268

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