What is meant by oops concept in java?
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String is a immutable objects . it means that string does not change........... But it will be chang......... { String s="kapil"; String s1="raj"; String s=s1; then print(.......) The String has been changed .. how it is possible and why its called immutable objects
Why do we need data serialization?
What are the notations in Java?
Can a private method be declared as static?
What is a data structure java?
Which method returns the length of a string?
Is char a data type in java?
23. Storage space in java is of the form Stack Queue Heap List 24. What is java code embedded in a web page known as Applets Servlets scriptlets snippets 25. Which of the following attributes are compulsory with an <applet> tag?. code,height & width. 26. What does 'CODEBASE' in an applet tag specify?. Files absolute path.
please tell me what is wrapper class in java with example ?
What are the advantages of the model over the event- inheritance model?
What is a char in java?
What is a control variable example?