Question

Which one of the following is true of unary association? a. It is defined between multiple classes b. It is defined on exactly one object c. It is defined between multiple objects of the same class d. It is defined between multiple objects of different classes

Answer 1

Answer:

c) It's define between two or more objects of same class

Answer 2

Answer:

From the above given options, the one which is true for unary association is - option c) It is defined between multiple objects of same class.

Relationships that is being defined between two classes are called association. But when same classes share two instances, the association between them is called unary association.

Unary association is also referred or called as "degree of one " association.