Section 13.10. Quiz

13.10. Quiz

Question 131

What is the difference between an interface and a class that implements an interface?

Question 132

What is the difference between an interface and an abstract base class?

Question 133

How do you indicate that class MyClass derives from class MyBase and implements the interfaces ISuppose and IDo ?

Question 134

What two operators can tell you if an object's class implements an interface?

Question 135

What is the difference between the is and as operators?

Question 136

What does it mean to "extend" an interface?

Question 137

What is the syntax for extending an interface?

Question 138

What does it mean to override an interface implementation?

Question 139

What is explicit interface implementation and why would you use it?