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Class is a group of items, attributes of some entity. Object is any specific item that may or may not be a part of the class....
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An object oriented system revolves around a Class and objects. A class is used to describe characteristics of any entity of the real world....
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An Association is a relationship between similar objects or objects with common structures...
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An Abstract class is only used for inheritance. This means it acts as a base class for its derived classes...
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Following are the differences between abstract and interfaces...
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Both Class and Structures can have methods, variables and objects...
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Static classes are used when any change made to an object should not affect the data and functions of the class....
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Operator overloading is the most evident example of Polymorphism.....
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Object.Finalize method in .NET is typically used to clean and release unmanaged resources like OS files, window etc....
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Dispose method belongs to IDisposable interface. It is used to free unmanaged resources like files, network connection etc.....
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