1 : a group, body, or mass composed of many distinct parts or individuals A galaxy is an aggregation of stars and gas. 2a : the collecting of units or parts into a mass or whole.
Read moreWhat is aggregation example?
An example of an aggregation is the group of people involved in a class action lawsuit . Aggregation is defined as the act of accumulating things or individuals. An example of aggregation is finding and organizing a group of people injured by harmful effects of a medicine.
Read moreWhat is composition and aggregation in Java with example?
Difference between association, aggregation, composition in Java AggregationCompositionClasses in relation can exist independentlyOne class is dependent on Another Independent class. The Dependent class cannot exist independently in the event of the non-existence of an independent class.Association, Composition and Aggregation in Java – Scaler Topics www.scaler.com › topics › association-composition-and-aggregation-in-java
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Aggregation is the process of combining things . That is, putting those things together so that we can refer to them collectively. As an example, think about the phone numbers on your cell phone. You can refer to them individually – your mother’s number, your best friend’s number, etc.
Read moreWhat is uses a relationship in Java?
Dependence (Uses-A) Relationship in Java When we create an object of a class inside a method of another class , this relationship is called dependence relationship in Java, or simply Uses-A relationship. In other words, when a method of a class uses an object of another class, it is called dependency in java.
Read moreWhat is part of relationship in Java?
Composition is a restricted form of Aggregation in which two entities are highly dependent on each other . It represents part-of relationship. In composition, both entities are dependent on each other. When there is a composition between two entities, the composed object cannot exist without the other entity.
Read moreWhat is the difference between is a and has a relationship in Java?
An IS-A relationship is inheritance. The classes which inherit are known as sub classes or child classes. On the other hand, HAS-A relationship is composition. 15 Eki 2018
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