Principles of Class Design Quiz

Subclasses should have different functionality from their base classes

Subclasses should be substitutable for their base classes (correct)

Subclasses should override their base classes

Subclasses are completely independent of their base classes

It is illegal to pass derived class instances to functions expecting base class arguments

Functions expecting base class arguments cannot accept derived class instances

Derived class instances have no relation to functions expecting base class arguments

It should be legal to pass a derived class instance to a function expecting a base class argument (correct)

It ensures the complete independence of input values

It ensures no copying of input values into member variables

It ensures the correct fulfillment of the postcondition (correct)

It ensures the violation of input conditions

<p>It can be extended without modifying its existing behavior</p> Signup and view all the answers

<p>Arguments of base class type should accept instances of derived class without issues</p> Signup and view all the answers