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 keyword specify that a variable is effectively final ?

980

Which access specifier can be used with class ?

991

How can we run a java program without making any object?

1038

What will happen if there is a default method conflict as mentioned above and we have specified the same signature method in the base class instead of overriding in the existing class ?

960

Explain about anonymous inner classes ?

1062

What one should take care of, while serializing the object?

893

When do you get classcastexception?

1027

Explain method local inner classes ?

1026

Difference between object instantiation and construction ?

1056

Difference between this() and super() ?

1096

What are different ways of object creation in java ?

1070

How can we create objects if we make the constructor private ?

987

What is a final class ?

1169

Explain inner classes ?

1120

Can static method access instance variables ?

1118

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Un-Answered Questions { Core Java }

Explain about anonymous inner classes in java?

1072

Explain the Propertie sof class?

1045

Is there a case when finally will not execute?

1007

Why do we create public static method in java?

1098

What is the purpose of nested class in java?

1077

Is java a compiler?

970

What are different types of encoding?

1074

What is difference between static and final?

1066

What is sortedmap in java?

1023

Explain restrictions for using anonymous inner classes?

1080

What is canonical name in java?

1119

Can we use this () and super () in a method?

972

How variables are stored in memory?

995

Can I extend singleton class in java?

1091

What is the longest unicode character?

1143

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