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

Core Java Interview Questions

Questions Answers Views Company eMail

Which class should you use to obtain design information about an object in java programming?

1144

What is the difference between a window and a frame in java programming?

1201

How can you write a loop indefinitely in java programming?

1081

What invokes a thread's run() method in java programming?

1282

What must a class do to implement an interface in java programming?

1151

When can an object reference be cast to an interface reference in java programming?

1072

Give few difference between constructor and method?

1033

What is the difference between stored procedure & function?

1028

What is meant by data hiding/encapsulation?

Cyient,

1168

What is the difference between super class & sub class?

1296

What is meant by attribute?

1222

What is meant by interface?

1110

What is the difference between form & report?

1105

What is the difference between class & object?

1070

What is meant by final class?

1197

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Un-Answered Questions { Core Java }

What is * argv?

1323

What are the Static and Dynamic Variables? Differentiate them.

1171

What is a void method java?

1013

What is the difference between stored procedure & function?

1028

Can a class extend more than one class?

1174

What are parsing rules?

1053

What is java developer skills?

1038

Write code of any action class?

1074

What is Mutex (Mutual Exclusion Object) ?

1225

How is Object Oriented Programming different from Procedure Oriented Programming?

1104

Is it possible to override the main method?

1050

What is size of int in java?

1114

What is the difference between access specifiers and access modifiers in java? 16

1056

What is array pointers ?

1098

What differences exist between iterator and listiterator?

1098

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