Java Related Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Java J2EE (14736)
J2ME (151)
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Java Related Interview Questions

Questions Answers Views Company eMail

What is phantom read and which isolation level prevents it?

1 1216

What is 2 phase commit?

1 1265

What is SQL Warning? How to retrieve SQL warnings in the JDBC program?

1 1116

What are the benefits of PreparedStatement over Statement?

1 1059

What are different types of JDBC Drivers?

1 1286

What are common JDBC Exceptions?

1 1045

What is the use of getGeneratedKeys() method in Statement?

1 1078

What are different types of ResultSet?

1 1121

What is JDBC ResultSet?

1 1241

When do we get java.sql.SQLException: No suitable driver found?

1 1035

How does JDBC API helps us in achieving loose coupling between Java Program and JDBC Drivers API?

1 1138

What is JDBC DataSource and what are it’s benefits?

1 1326

How to get the Database server details in java program?

1 1140

What is JDBC PreparedStatement?

1 1030

How to set NULL values in JDBC PreparedStatement?

1 1045

Un-Answered Questions { Java Related }

Can we extract main method from another class?

1017

What do you mean by an interface in java?

1084

What is a classloader in java?

1072

What is difference between @controller and @restcontroller in spring?

520

Hi frnd can i any one kindly can post for me portlet,hibernate and spring example application and with flow explantion configuration using Jdeveloper.and related links ar tutorials kindly please send me .its urgent for me .thanks in advance...........else can any one send to kondaiah.goddeti@gmail.com

2244

Realized?

2239

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

2409

What is the difference between break and continue statements?

1107

How to create a base64 decoder in java8?

1119

What is java string pool?

1068

What is lazy class?

470

Differentiate between static and non-static methods in java.

1106

What is action chaining ?

1148

What do you know about validation plugin ?

1009

What is an object in java and how is it created?

1110

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