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 api data?

953

Is array an object in java?

914

Do I need java on my computer?

929

What is java command?

1025

Why string is called as immutable?

895

Is java an ide?

929

How many types of interfaces are there?

993

Is string serializable in java?

971

What is the purpose of javac exe?

1038

What is difference between word and integer?

1022

What is java objectoutputstream?

940

What is javac in java?

957

How do you achieve polymorphism in java?

951

What is java argument list?

889

Is array primitive data type in java?

950

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Un-Answered Questions { Core Java }

What are the legal parameters?

952

What is the properties class?

1036

What is a final class in java?

973

What is thread safe java?

874

What is bubble sort in java?

1007

What is meant by polymorphism?

961

What are structs in java?

1013

Can we extend a class with private constructor?

947

describe method overloading

966

How do I print a “?

953

What is string buffer?

913

Does list allow duplicates in java?

889

Is a boolean variable?

968

What is another word for methodology?

975

Why are the objects immutable in java?

947

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