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 the use of ?this??

4 6734

What is meant by throwing an Exception?

Accenture,

4 9970

What is user defined exception?

4 9273

What is your platform?s default character encoding and how to know this?

TCS,

2384

What is the root class for all Java classes?

IBM, Infosys,

8 27234

Inorder to specify a container?s layout, which method is used?

1 4442

Name the methods that used to get and set the text label displayed by a Buttonobject?

1 4581

What methods are used in Servlet?Applet communication?

Satyam,

2266

What modifiers can be used with a local inner class?

2 10526

What modifiers are used with a top level class?

3 7303

What modifiers are used with an inner class which is a member of an outerclass?

1 4697

What modifiers are used for interface declaration?

7 10563

How a class can implement an interface?

SysArc,

5 10046

What releases of Java technology are currently available? What do they contain?

1 2642

What restrictions are placed on method overloading and method overriding?

5 31487

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Un-Answered Questions { Core Java }

What is use of inner class in java?

1171

What is the platform?

1013

What are the 4 versions of java?

1181

what is server side caching?

2189

What is namespace in java?

1031

Can we create an object of private class?

984

Can we sort a map in java?

1059

What is the numeric promotion?

1045

What is the purpose of object oriented programming?

1005

Which sort is best in java?

990

How can we make a class virtual?

1130

Is it necessary for the port addresses to be unique? Explain with reason.

1034

How do you remove an object from an arraylist in java?

987

What are the advantages of unicode?

1023

What are local variables?

1061

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