Answer / nav dev

Design Patterns

1) Front Controller //Action Servlet
2) Application Controller// Request process
3) DAO //Data Access Object
40 DTO //Data Transfer Object from one layer to onther
etc

What is the difference between DataInputStream and BufferedReader

2 Answers   Hexagon,

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By what default value is an object reference declared as an instance variable?

1 Answers   Wipro,

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What is private static class in java?

0 Answers  

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Explain the difference between protected and default access.

0 Answers  

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Can you pass functions in java?

0 Answers  

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what is polymorphism?

4 Answers  

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How many types of voids are there?

0 Answers  

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what is the difference b/w design pattern and architecture

4 Answers   Covansys,

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What is the purpose of garbage collection in java, and when is it used?

0 Answers  

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What is the difference between array list and vector in java?

0 Answers  

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What do the thread?class methods run() and start() do?

0 Answers  

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can we create object for static class in java

14 Answers   IAP Company, IBM, Marlabs, mPortal, TCS,

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