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

Can I get a null resultset?

1 1104

What is the meaning of “dirty read” in the database?

1 1122

What do you mean by two phase commits?

1 1179

What are the exceptions in jdbc?

1 1021

Explain the difference between rowset vs. Resultset in jdbc?

1 1059

How many ways that we can view a result set?

1 1069

How can I connect mysql or oracle with java?

1 1036

What is the reason why we need a jdbcrowset like the wrapper around resultset?

1 1042

What is the return type of execute, executequery and executeupdate?

1 1192

Why “no suitable driver” error occurs?

1 1166

What are database warnings in jdbc and how can we handle database warnings in jdbc?

1 1063

What do you mean by ‘hot deployment’ ?

1 1138

How does ejb invocation take place?

1 1097

What do you mean by ejbdoclet?

1 1134

What changes have been made in ejb 2.0 specifications?

1 1123

Un-Answered Questions { Java Related }

How does java handle integer overflows and underflows?

1107

What is java string pool?

1075

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

1122

What is lazy class?

478

Realized?

2250

Can we extract main method from another class?

1023

explain different ways of using thread? : Java thread

1076

What do you know about validation plugin ?

1022

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

1077

what is reflection api? How are they implemented?

1098

How to create a base64 decoder in java8?

1128

Write a program to find the whether a number is an Armstrong number or not?

1095

hi actully i hav form columns with origin and destination names .as like as i need to create one more column with name amount. my requirement is when i select origin and destination columns automatically i need to get amount from database.how can i. please tel me with relative code

2859

Explain public static void main(string args[]) in java.

1062

What is action chaining ?

1156

For More Un-Answered { Java Related } Questions Click Here