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 a variable in java?

1149

What does t in java mean?

1013

How do I convert a string to an int in java?

1085

What is file in java?

1038

Can we assign integer value to char in java?

1048

What is array length in java?

976

What is append in java?

1179

What is stringbuffer in java?

1075

What is the meaning of I ++ in java?

1198

Is upper case in java?

971

How strings are created in java?

1052

What is length in java?

1025

What does nextint () do in java?

1003

What is matcher in java?

1011

What is increment in java?

980

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Un-Answered Questions { Core Java }

What are the characteristics of Final,Finally and Finalize keywords.

1192

How does queue work in java?

1001

State some advantages of java?

1261

What do you understand by final value?

1080

What is string manipulation?

1025

Compare java and python.

999

Explain about main() method in java ?

1085

What is difference between hashset and hashmap?

1135

What is the purpose of using the java bean?

1068

What is the destroy method?

1062

Does java arraylist maintain insertion order?

1004

Can java arraylist hold different types?

1088

What is finally in Java?

1090

Which api is provided by java for operations on set of objects?

1486

How to convert string to char and vice versa?

1016

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