Explain about instance in object oriented programming?

0 Answers  

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What are the four important foundation concepts of OOP ?

0 Answers   Wipro,

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Difference: Object Oriented Analysis (OOA) and Object Oriented Design (OOD)?

5 Answers   ABC, Protech,

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If there is a conflict between base class method definition and interface default method definition, which definition is picked?

1 Answers  

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Difference between Composition and Aggregation

2 Answers   Protech,

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What is data abstraction? what are the three levels of data abstraction with Example?

0 Answers   TCS,

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Is it possible to provide method implementations in java interfaces? If possible, how do we provide them?

0 Answers  

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Are constructors inherited? Can a subclass call the parent's class constructor? When?

0 Answers  

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If a method definition has been specified in the base class and the interface which the class is implementing, which definition will be picked if we try to access it using interface reference and class object?

0 Answers  

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What is constructor and virtual function? Can we call virtual funciton in a constructor?

0 Answers  

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Why does java not support multiple inheritance?

0 Answers  

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Can an interface implement or extend another interface?

0 Answers  

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