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

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

How can I determine the isolation levels supported by my DBMS?

1 1061

How do I receive a ResultSet from a stored procedure?

1 1043

What does it mean to "materialize" data?

1 1085

Why do I have to reaccess the database for Array, Blob, and Clob data?

1 1191

What is an SQL Locator?

1 1236

How do I check in my code whether a maximum limit of database connections have been reached?

1 1050

How do I disallow NULL values in a table?

1 1072

How do I insert/update records with some of the columns having NULL value?

1 1016

Is there another way of dealing with the result set that could execute faster?

1 1068

What are the considerations for deciding on transaction boundaries?

1 1080

How can I determine where a given table is referenced via foreign keys?

1 1083

How can I get information about foreign keys used in a table?

1 1034

What is DML?

1 1075

What is the significance of DataBaseMetaData.tableIndexStatistics? How to obtain and use it?

1 1059

What types of DataSource objects are specified in the Optional Package?

1 1110

Un-Answered Questions { Java Related }

What is the difference between break and continue statements?

1115

What is the resourcebundle class?

998

What is the difference between equals() and == in java?

1030

How to create a base64 decoder in java8?

1126

Are jvm’s platform independent?

970

What is parsing in java?

1024

What are the differences between heap and stack memory in java?

1121

How to sort array in descending order in java?

982

What is the java api?

982

Can we extract main method from another class?

1021

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

1077

What is lazy class?

478

How is declarative handling of exceptions done in struts ?

999

What is the locale class?

1019

What is a classloader in java?

1080

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