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

What is a class in java?

1006

How to display all the prime numbers between 1 and n (n is the number, get the input from user)

976

How to find the largest value from the given array.

1012

Difference between static binding and dynamic binding?

1102

What are the considerations to be made in case of loops in java ?

1026

Which interface does java.util.hashtable implement?

1191

What is the difference between comparable and comparator in java.util pkg?

1116

Which sorting algorithm is used by collections.sort() in java ?

928

Should we create system software ( e.g operating system ) in java ?

1037

Which java collection class can be used to maintain the entries in the order in which they were last accessed?

1037

How is hashset maintained in memory by java ?

1148

What is the use of hashcode in java ?

1098

What is the difference between jpa and hibernate?

528

What are the advantages and disadvantages of sockets?

1058

What is the Difference between socket and servlet?

1262

Un-Answered Questions { Java J2EE }

how can we see the error log files in broker?

982

What is arrays sort in java?

961

How will you invoke any external process in java?

1112

What is j2ee stand for?

871

How can we integrate log4j in Struts2 application?

1025

Which are the elements of hibernate architecture?

405

What is a 4 tier architecture?

450

Can we have try block without catch block?

1026

What are different types of states exist for a thread?

1008

What are the common JDBC problems that you got and how do you solved them?

2432

How to retrieve data from database using hibernate criteria?

549

What is blank final variable?

1062

What is fulfillment center?

893

What are spring boot metrics? : Spring Boot

451

What is finally in Java?

1072

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