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 are autoboxing and unboxing? When does it occur?

979

What are the main uses of this keyword?

1080

What is the purpose of using javap?

1125

Can this keyword be used to refer static members?

1039

Why is method overloading not possible by changing the return type in java?

1020

Can there be an abstract method without an abstract class?

980

Write a program in java to create a doubly linked list containing n nodes.

992

How can we access some class in another class in java?

1007

What is a heavyweight component?

1042

Is constructor inherited?

982

Can we overload the constructors?

1011

What is the purpose of using java.lang.class class?

1031

What is the use of http-tunneling in rmi?

1070

Why can we not override static method?

1123

Can subclass overriding method declare an exception if parent class method doesn't throw an exception?

1103

Post New Core Java Questions

Un-Answered Questions { Core Java }

Define array. Tell me about 2-D array.

1069

What is the abstract class?

1050

What is a protected void?

948

Which is easier netbeans or eclipse?

1077

How to instantiate member inner class?

1101

Why string objects are immutable in java?

1056

How do I find and replace in word?

996

What is stringreader?

990

If try block is successfully executed, Then Is Finally block executed?

1099

design an lru cache in java?

1019

how we can use debug in myeclipse 6.0 in order solve the problems that exist in our program when there are 900 to 1000 pages in a web application

2163

Where pragma is used?

1063

What is the access scope of a protected method?

1052

What is variable and constant explain with example?

1108

What are the methods of object class ?

1073

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