java Q/A

Answer: Composition is exactly like Aggregation except that the lifetime of the ‘part’ is controlled by the ‘whole’. This control may...

Answer: Inheritance provides an object with the ability to acquire the fields and methods of another class, called base class. Inheritance...

Answer: There are two types of Polymorphism in Java: We can perform polymorphism by Method Overloading and Method Overriding. Compile...

Answer: Polymorphism is the ability of programming languages to present the same interface for differing underlying data types. A polymorphic...

Answer: Abstraction and encapsulation are complementary concepts. On the one hand, abstraction focuses on the behavior of an object. On...

Answer: Encapsulation  provides objects with the ability to hide their internal characteristics and behavior. Each object provides a number of...

Answer: Abstraction is the process of separating ideas from specific instances and thus, develop classes in terms of their own functionality,...

Answer: Not 100%. Java does not satisfy all the OOP conditions (predefined types must be objects) because it uses eight...

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Answer: Object Oriented Programming (OOP) includes: