Consider the following class which defines a class to describe a household appli

Question

Consider the following class which defines a class to describe a household appliance (e.g., washing machine, dryer, toaster, etc.). In the class definition below, we list all the instance variables that are part of the class:

(As you can see, the variables are of various classes of types, but for the purposes of this problem, we do not need to know the details of those classes.) Which of the following would be an example of a legitimate class invariant for this class?

The weight is negative.

Please provide the explanation.

Explanation / Answer

The installationDate is later than the manufactureDate.


This statemnet will hold true because after manufacture only we would be installing it in houshold, thats why

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