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 about static nested classes in java?

1161

What are static blocks in java ?

1122

What about method local inner classes or local inner classes in java?

1075

Explain notifyall() method of object class ?

1102

What access modifiers can be used for methods?

1124

Is there a way to increase the size of an array after its declaration?

1067

What about anonymous inner classes in java?

1053

String and stringbuffer both represent string objects. Can we compare string and stringbuffer in java?

985

If an application has multiple classes in it, is it okay to have a main method in more than one class?

1027

What about member inner classes?

1118

What about instanceof operator in java?

1036

Can we use different return types for methods when overridden?

1013

What is runtime polymorphism or dynamic method dispatch?

1022

Why is java architectural neutral?

1119

Which of the classes will have more memory allocated?

995

Post New Core Java Questions

Un-Answered Questions { Core Java }

What is the difference between access specifiers and access modifiers in java?

1193

What are the different types of collections in java?

976

Can we make constructors static?

1252

what is an objects lock and which objects have locks? : Java thread

1036

What is considered an anti pattern?

949

Is java type safe?

975

Can we declare a class as static?

1115

What are extraneous variables examples?

1118

What is meant by inheritance and what are its advantages?

1125

What is string example?

1070

What is the difference between length and length () in java?

963

Explain what access modifiers can be used for methods?

1103

What are different data structures in java?

1058

What is getkey () in java?

1019

what is instanceof operator used in java?

1052

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