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 compareto () in java?

972

Is space a character in java?

1006

What is token in java?

1014

What does indexof return in java?

985

Can we compare two strings in java?

1018

How do you escape sequences in java?

1070

What is bufferedreader in java?

1044

What is private static in java?

1039

What are keywords in java?

1000

What is parsing in java?

957

What is json parser in java?

1058

Are strings immutable in java?

974

How many bytes is a string java?

1019

What does .equals do in java?

1087

What is classes in java?

937

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Un-Answered Questions { Core Java }

What is classname class in java?

1057

Is java free for commercial?

922

What's the base class in java from which all classes are derived?

1265

What's the default access specifier for variables and methods of a class?

1112

What are sets in java?

944

What is meant by local variable and instance variable?

1016

What is generic type?

1020

Tell me a few examples of final classes defined in Java API?

1092

What is map in java?

999

Can extern variables be initialized?

949

What are static variables and functions?

1139

How to split arraylist elements in java?

1167

What is the significance of java packages?

1104

Difference between this() and super() ?

1102

How to declare objects of a class ?

1070

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