can u give one sinario when you use Abstract Class and When you use Interface.

5 Answers   ITC Infotech,

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Does isempty check for null?

0 Answers  

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How to create an instance of a class without using "new" operator? Plz help me out properly.Thank u.

10 Answers   CSC,

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What are the legal operands of the instanceof operator?

0 Answers  

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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.

2 Answers   iGate, Seed Infotech,

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What is return data type?

0 Answers  

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Does java support multi dimensional arrays ?

6 Answers  

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What are keyboard events?

0 Answers  

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What is the size of integer?

0 Answers  

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Why object class is super class for every class in java?

0 Answers  

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Tell me a few examples of final classes defined in Java API?

0 Answers   DELL,

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what is thread? What are the high-level thread states? Or what are the states associated in the thread? : Java thread

0 Answers  

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