In Java, we have two types of relationship: Is-A relationship: Whenever one class inherits another class, it is called an IS-A relationship. Has-A relationship: Whenever an instance of one class is used in another class, it is called HAS-A relationship.
Read moreWhat is aggregation in OOP Python?
When an object can access another object then that relationship is called aggregation. Objects can exist independently in this relationship. We can define it in a more concise way, aggregation is when an object of one class can own or access the object of another class .
Read moreWhat is aggregation in programing?
In programming, aggregation is a type of object composition where not all the containing objects should be destroyed when the owning object is destroyed .
Read moreWhat is aggregation in OOP C++?
In C++, Aggregation is used to represent the ‘HAS-A’ relationship between two objects . It is a type of association. If in a process, one class defines another class as any entity reference then it is known as Aggregation. With the help of aggregation, you can also reuse the class.
Read moreHow do you identify Aggregation and composition in Java?
In Aggregation, objects can remain in the scope of a system without each other. In a composition relationship, objects cannot remain in the scope of a system without each other .
Read moreWhat is the difference between composition and Aggregation give an example?
Aggregation implies a relationship where the child can exist independently of the parent . Example: Class (parent) and Student (child). Delete the Class and the Students still exist. Composition implies a relationship where the child cannot exist independent of the parent.
Read moreWhat is difference between Aggregation and composition?
Composition is a strong Association. 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.
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