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?

1026

What is dynamic binding(late binding)?

1058

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

1030

Which method must be implemented by all threads?

1283

What is nested class?

1018

What is dot operator?

1047

What is method overloading and method overriding?

1081

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

1096

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

1060

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

1055

How do I print a “?

1008

What exactly is a .class file?

1061

What do you mean by platform independence?

1067

How do I get the | symbol on my keyboard?

1101

What is the base class of all classes?

1072

Post New Core Java Questions

Un-Answered Questions { Core Java }

Why is core java important?

1057

What is use of static in java?

1194

How is java hashmap implemented?

1041

What is the order of arraylist in java?

1151

Howto get an object that will perform date & time calculations then format it for output in some different locales with different date style.can ne1 tel me the answer of this question.pls

1940

What is yield () in java?

895

What is a parent class in java?

1027

Why we used break and continue statement in java?

1163

Explain about automatic type conversion in java?

1058

Why you should not use singleton?

999

What is the default value of byte datatype in java?

951

What is garbage collection? What is the process that is responsible for doing that in java?

1120

What do heavy weight components mean in java programming?

968

Explain the difference between a Thread and a Process.

1017

What is difference between fileinputstream and filereader in java?

1081

For More Un-Answered { Core Java } Questions Click Here