Answer .
An individual object of a certain class. While a class is just the type definition, an actual usage of a class is called "instance". Each instance of a class can h…ave different values for its instance variables A case or occurance of something. (MORE)
One can have an instance of a class or a particular object. The instance is the actual object created at runtime. In programmer jargon, the Lassie object is an instance of the… Dog class. The set of values of the attributes of a particular object is called its state. The object consists of state and the behaviour that's defined in the object's class. (MORE)
An instance in VBNet is the same as an instance in any otherlanguage; it is the realisation of a type. In object-orientedlanguages, like VBNet, we say that an object is an ins…tance of aclass, where the class defines the object's type. (MORE)
Categories. Categories cannot be the same as instances. Well, in the degenerate case, each category contains exactly one instance. Even then, they are not the same.