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OOAD Functions Q/A #4
Question:Differentiate between link and association.
Answer:
| Sr. No. | Link | Association |
|---|---|---|
| 1 | A link is a physical connection between objects like Mr. X works for ABC company. | Association describes a group of links with common structure and common semantics like a person works for a company. |
| 2 | A links connects two or more objects. | An association can be modeled as a class and may have a name, attributes and operations. |
| 3 | A link is a part of an association. | An association in a class diagram corresponds to a set of links in the objects diagram. |
| 4 | A link works for particular independent entity. | An association works for a group comprised of similar entities. |
| 5 | A link is an object of an association. | An association is a class for the link. |
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