What is float in java?
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What is keyword in oop?
What is casting?
Why is the type for real numbers called double?
What are the types of inner classes (non-static nested class) used in java?
What is the difference between a factory and abstract factory pattern?
What are internal variables?
Q1.A. Write note on “The class path Environment Variable”? B. Which are different kinds of source code? Q2.A. How to create an interface? B. Why convert an applet to an application? Q3.A. How to use Media tracker Class. B. How to use string tokenizer class. Q4 A. Explain the overview of UDP messaging. B. Difference between SQL Exception class and SQL Warning class. Q5. A. How to create com object in Java? B. Write short notes on “The properties class” Q6. A. When object is created and destroyed? B. Explain the JDB in depth & command line. C. Write short notes on Web Sites.
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How are observer and observable used in java programming?
Can an object be null?
Is Constructor possible in abstract class in java ?
How many bytes is 255 characters?
What is lifetime variable?