Aggregation is “a part of” relationship . Example: A student object is a part of College object. Inheritance is a “is a “relationship where one or more classes are derived from a base class.
Read moreWhat is the relationship between aggregation and inheritance relationship?
Aggregation is “a part of” relationship . Example: A student object is a part of College object. Inheritance is a “is a “relationship where one or more classes are derived from a base class.
Read moreWhat is the difference between aggregation and composition?
Aggregation means one object is the owner of another object. Composition means one object is contained in another object . The direction of a relation is a requirement in both Composition and Aggregation.
Read moreWhat is the difference between aggregation and composition?
Aggregation means one object is the owner of another object. Composition means one object is contained in another object . The direction of a relation is a requirement in both Composition and Aggregation.
Read moreWhat is association with example?
An association is a “using” relationship between two or more objects in which the objects have their own lifetime and there is no owner . As an example, imagine the relationship between a doctor and a patient. A doctor can be associated with multiple patients.19 Kas 2018
Read moreWhat is inheritance How is it different from aggregation in Java?
The difference is typically expressed as the difference between “is a” and “has a”. Inheritance, the “is a” relationship , is summed up nicely in the Liskov Substitution Principle. Aggregation, the “has a” relationship, is just that – it shows that the aggregating object has one of the aggregated objects.6 Kas 2008
Read moreWhat is inheritance How is it different from aggregation in Java?
The difference is typically expressed as the difference between “is a” and “has a”. Inheritance, the “is a” relationship , is summed up nicely in the Liskov Substitution Principle. Aggregation, the “has a” relationship, is just that – it shows that the aggregating object has one of the aggregated objects.6 Kas 2008
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