Is array synchronized in java?
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can we Connect Applet to Data Base ? with Discriptiom. and also What is Diff. from Applet & Servlet?
Explain the relationship between the Canvas and Graphics class?
What is a null check?
How do you check if a character in a string is a digit or letter?
Explain constructors and types of constructors in java.
what is private constructor?what are the uses of writing private constructor in our program?
What is outofmemoryerror in java?
What is the difference between interface & abstract class?
Explain inheritance in java?
How would you format a date in java? I.e. In the ddmmyyy format?
What is extension method in java?
What is a null class?