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

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Java Related Interview Questions

Questions Answers Views Company eMail

What is phantom read and which isolation level prevents it?

1092

What is 2 phase commit?

1169

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

1043

What are the benefits of PreparedStatement over Statement?

1002

What are different types of JDBC Drivers?

1155

What are common JDBC Exceptions?

971

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

1011

What are different types of ResultSet?

1057

What is JDBC ResultSet?

1138

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

960

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

1075

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

1205

How to get the Database server details in java program?

1068

What is JDBC PreparedStatement?

958

How to set NULL values in JDBC PreparedStatement?

976

Un-Answered Questions { Java Related }

What are the differences between http direct and http indirect?

966

What is resource injection?

363

which book is better for jdbc ,servlets and jsp

2099

Why we use spring and hibernate?

336

What is functional interface in java?

1043

Which is the only method defined in the javax.ejb.handle interface? : BEA Weblogic

915

What is entitymanager flush?

365

Java.util.regex consists of which classes?

993

Why is hibernate used in java?

406

What is the final keyword?

982

What is outofmemoryerror in java?

1022

What is the scope or life time of instance variables?

1108

what is use of functional interface in java 8?

1010

What is difference between @controller and @restcontroller in spring boot? : Spring Boot

460

Where is ojdbc14 jar located?

941

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