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

Difference between string, stringbuffer and stringbuilder?

1 1088

What is volatile keyword in java

1 1197

Explain differences between collection api and stream api?

1 1270

What are the three parts of a lambda expression? What is the type of lambda expression?

1 1093

Does string is thread-safe in java?

1 1164

What is java thread dump, how can we get java thread dump of a program?

1 1082

How to convert string to char and vice versa?

1 1064

Write a method to check if input string is palindrome?

1 1078

How can we make string upper case or lower case?

1 1153

How to compare two strings in java program?

1 1123

What is the major drawback of internal iteration over external iteration?

1 1098

Why string is immutable or final in java

1 1162

What is internal iteration in java se 8?

1 1273

What is thread pool? How can we create thread pool in java?

1 1161

Why string is popular hashmap key in java?

1 2584

Un-Answered Questions { Java Related }

Can we extract main method from another class?

1019

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

1089

what is reflection api? How are they implemented?

1092

Is minecraft 1.15 out?

1032

What is a constructor overloading in java?

1118

How does java handle integer overflows and underflows?

1100

Can we return resultset in java?

980

What is a classloader in java?

1076

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

1023

What is the difference between filters and interceptors ?

1283

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

1114

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

1056

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

527

what are the different modes of archival? Explain each mode in two lines each?

988

What is latest hibernate version?

478

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