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?

1170

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

1067

Explain spliterator in java8?

1103

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

1036

How to create a base64 decoder in java8?

1117

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

1310

What is the difference between hashmap and hashtable in java?

1188

What is the difference between hashset and treeset in java?

1119

What is servlet? Explain

1116

What is socket in java?

1129

What is network programming in java?

1037

Explain the difference between jakarta struts and apache struts?

994

What do you mean by actionmapping?

1011

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

971

How we can configured action mapping in struts?

1069

Un-Answered Questions { Java J2EE }

What if memory allocation using new fails in C++ how to handle

132

What is the meaning of classformaterrors used with the applet?

1031

What are the spring containers?

558

Explain the process of creating tables using NetBeans IDE?

1025

How do you check if two given string are anagrams?

1010

What are byte codes?

1313

Is ++ operator is thread safe in java?

1013

Which software is used for java?

952

Can we deploy jar in weblogic?

1066

What is ejb container?

1210

What is a stream message?

900

What are the utilities of the callablestatement?

1069

How many bits is a word?

1070

Is there a way I can start my server along with nodeagent ?

1019

What java is used for?

1127

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