Question

Software Engineering
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
1 point

Answer 1

Answer:

The option (c) is correct - It is defined between multiple objects of the same class

Explanation:

Unary Association -

The unary association is a type of association in which it is defined as the association which have different instances or object of the same class.

In other words, if a single class is given and this class has different objects which depend on that class or the part of that class. The unary association is also called the reflex association.

for example- if there is only one employee that supervised all of the employees which means that the single employee is a class and the all employees in this example is object or instances.