Core Java Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java Interview Questions

Questions Answers Views Company eMail

Variable of the boolean type is automatically initialized as?

1016

What is dynamic binding(late binding)?

1055

What is the difference between the prefix and postfix forms of the ++ operator?

1023

Which method must be implemented by all threads?

1271

What is nested class?

1008

What is dot operator?

1042

What is method overloading and method overriding?

1070

Why do I need to declare the type of a variable in java?

1085

Why does the integer quotient -0/3 yield 0, but the double quotient -0.0/3.0 yields – 0.0?

1054

What happens when I use / and % with a negative numerator?

1048

How do I print a “?

1004

What exactly is a .class file?

1057

What do you mean by platform independence?

1058

How do I get the | symbol on my keyboard?

1085

What is the base class of all classes?

1059

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Un-Answered Questions { Core Java }

What is a method in programming?

1192

What is a void method java?

966

how to create multithreaded program? : Java thread

959

What is class variable java?

1017

Is string is a data type?

958

What is int short for?

1054

What class allows you to read objects directly from a stream?

1326

Does .length start 0 java?

1023

What is printwriter in java?

963

Why are lists ordered in java?

1020

Explain the key functions of data binding?

1024

What is the Difference between Final Class && Abstract Class?

1083

In which order the iterator iterates over collection?

998

What are the advantages and disadvantages of object cloning?

1111

What is the simpletimezone class in java programming?

1136

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