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 do you mean by compiler?

1043

How can I become a good programmer?

983

What are jee technologies?

1015

What do you mean by mnemonics?

1051

What is not object oriented programming?

949

What does opcode mean?

1084

Is int primitive data type?

949

Is binary a low level language?

918

What is jee6?

1107

What is application system?

938

How do listeners work?

1044

What is a class component?

1174

Can we extend immutable class?

989

What is high level language in computer?

1020

What is assembly used for?

1020

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Un-Answered Questions { Core Java }

What does the ‘static’ keyword mean? Is it possible to override private or static method in java?

986

What is a qualifier in a sentence?

988

Is 0 true or false?

1003

What are the rules for naming an array?

1060

What is the difference between an array and an array list?

1024

Can you override static methods?

993

Is it correct to say that due to garbage collection feature in java, a java program never goes out of memory?

1019

What is the order of arraylist in java?

1137

What is the method overriding?

1082

How can we make copy of a java object?

1152

What are heterogeneous objects?

1048

What is math exp in java?

1048

What is difference between final and immutable?

1147

Why does abstract class have constructor?

1004

What about member inner classes?

1096

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