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 the purpose of encapsulation?

1021

What is the replace tool?

1180

What is a bufferedreader?

1102

What is parsing in grammar?

1045

What is cr keyboard?

1270

What does the append?

1009

Which is dependent variable?

906

What is the use of string and stringbuffer?

1003

What does substring mean?

980

Which method returns the length of a string?

1045

Where is stringbuffer stored?

995

What is subsequence of a string?

1103

Can substring create new object?

1131

Why is it called a string?

1019

What is lexicographically smallest string?

1075

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Un-Answered Questions { Core Java }

Is the empty set a singleton?

992

What are the two environment variables that must be set in order to run any java programs?

972

Explain notify() method of object class ?

1114

What is the difference between normal report & matrix report?

1118

What happens if we don’t define serial version uid?

1029

What are locale settings?

996

What do you mean by flow of struts?

1317

What are class types in java?

1084

Can an interface be defined inside a class?

1070

What are advantages of exception handling in java?

1027

Can an interface have a class?

1010

Where are register variables stored?

1022

What are inner classes or non static nested classes in java?

1183

Explain about public and private access specifiers?

1066

What is the difference between JDBC 1.0 and JDBC 2.0?

3192

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