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Answer:
1. Classes and objects
2. Inheritance
3. Polymorphism
4. Data hiding/ encapsulation
5. Interfaces.
Explanation:
Classes and objects depict the major component of the OOP (object oriented programming). It explains the object like a ball in a soccer game development.
The inheritance is like the subclass of the object. Data hiding is a stage in oop where the codes or data are hidden from another users.
In the polymorphism stage, the object is given the ability to change to a sub-object, while in the interface stage a function or method signature is defined without implementing it.
Answer:
All of them apply
Explanation:
Green computing is the process of using environmental friendly computers and its associated components, accessories and other supporting devices.
Virtualization helps us to reduce the number of hardware that we are using.
Grid computers helps us to reduce the use of number of machines and thus supporting the environment in a right way.
Recycling process. Any material that we use needs to be recycled effectively and also in an environmental friendly way.
Autonomic computing uses eco-friendly system which in turn hugely support green computing.