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

Do loops java?

1011

What is a nullable field?

1034

What is a nonetype?

1123

What is command line used for?

1088

Is empty string in java?

1168

Can arraylist contain null values?

1009

Can long be null in java?

1006

What is null object in java?

1012

What is empty string literal in java?

1055

What is reverse function?

1124

What is empty list in java?

1071

Is an empty arraylist null?

1087

What are the 3 types of loops in java?

1070

Is null a string?

992

What are different types of arrays?

1013

Un-Answered Questions { Java J2EE }

What do you understand by casting in java language?

1029

What is the difference between procedural and object-oriented programs?

966

What is front controller in spring mvc?

413

What are the different roles a user can have in wcs?

815

What is the difference between length and length() method in java?

1098

What the four ORM levels are in hibernate?

474

There is a method getColumnCount in the JDBC API. Is there a similar method to find the number of rows in a result set?

1033

What are session methods in hibernate?

393

What is cross cutting concern and concern in spring aop?

414

How many no full repository queue managers are required for creating a cluster. What is the difference between full and partial repositories?

840

Explain bean in spring?

380

Is singleton class immutable?

961

What happens when a failure occurs and the stub cannot connect to a weblogic server instance?

967

In case of inheritance what is the execution order of constructor and destructor?

1127

What is java mobile?

960

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