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?

986

Is space a character in java?

1028

What is token in java?

1028

What does indexof return in java?

1002

Can we compare two strings in java?

1031

How do you escape sequences in java?

1079

What is bufferedreader in java?

1056

What is private static in java?

1048

What are keywords in java?

1013

What is parsing in java?

970

What is json parser in java?

1066

Are strings immutable in java?

992

How many bytes is a string java?

1033

What does .equals do in java?

1109

What is classes in java?

949

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Un-Answered Questions { Core Java }

What is a generic code?

1074

What is the primary benefit of encapsulation?

1093

How to sort array in descending order in java?

929

What is the use of bufferedreader?

1005

What is function and its uses?

1131

What is the difference between private & public & friendly classes?

1080

Why unicode is important?

947

Does set allows null in java?

973

What is data structure in java?

999

What is treemap in java?

957

Define Multiprogramming and Multiprocessing in java.

1159

What is keyword in oop?

962

What is a class instance variable?

1131

What's the access scope of protected access specifier?

1046

Can we call thread start () twice?

971

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