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

Core Java Interview Questions

Questions Answers Views Company eMail

What is difference between adapter class and listener?

1063

What are the 6 mandatory procedures for iso 9001?

1045

Can we override constructor?

1041

What is contractor means and methods?

1013

What are the drawbacks of singleton class?

1025

What is predicate in java?

1074

Can constructor be static or final?

1115

What is difference between pointer and reference?

1088

Can you pass by reference in java?

993

What are the 5 types of research methods?

1161

Can two objects have same hashcode?

1014

Can we execute a program without main?

1043

What are the advantages of inner classes?

1045

Can singleton class be serialized?

979

What are the types of methods in java?

1135

Post New Core Java Questions

Un-Answered Questions { Core Java }

What is garbage collector?

1102

What are singleton services?

928

Are arrays static in java?

1074

Convert Binary tree to linked list.

1107

How to change the priority of thread or how to set priority of thread?

1039

What is exception hierarchy in java?

1033

Tell me a few examples of final classes defined in Java API?

1113

How many bits is size_t?

1003

What is a stringbuffer?

979

What are the advantages and disadvantages of reference counting in garbage collection?

1051

How do you access command-line arguments within the code?

1074

If a class is declared without any access modifiers, where may the class be accessed in java programming?

1242

What string is utf8?

1011

Are constructors methods?

1047

Can an abstract class be a final class?

1018

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