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

Explain the difference between intermediate and terminal operations in java8?

1115

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

1006

Explain spliterator in java8?

1049

Explain the difference between collection api and stream api in java8?

975

How to create a base64 decoder in java8?

1057

What is the difference between array and array list in java?

1232

What is the difference between hashmap and hashtable in java?

1125

What is the difference between hashset and treeset in java?

1069

What is servlet? Explain

1067

What is socket in java?

1068

What is network programming in java?

1001

Explain the difference between jakarta struts and apache struts?

944

What do you mean by actionmapping?

968

What is the difference between validation.xml and validator-rules.xml files in struts?

919

How we can configured action mapping in struts?

1014

Un-Answered Questions { Java J2EE }

What is s token?

992

What is the r character?

1020

Describe the file types *.ear, * .jar and *.war?

997

Explain about publish model?

924

Why jsp is better than servlet?

1035

How does hibernate useful in mapping object and its relations?

362

What is fetchtype lazy?

410

Can the messaging bridge forward durable subscription messages between separate weblogic server 6.1 and release 7.0 or later domains? : BEA Weblogic

935

What is the major difference between java.util.date and java.sql.date data type?

976

Why java is made?

977

Are there structures in java?

971

How do I restrict access to servlets and jsps? : BEA Weblogic

1001

Explain the meaning of java applet.

1071

What is the difference between preemptive scheduling and time slicing?

1067

What are different types of control structures?

977

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