Practice Abstract Base Classes (abcs) And Interfaces (1.3) - Chapter 1: Advanced Object-Oriented Programming

Practice: Abstract Base Classes (ABCs) and Interfaces

Lesson 1.3Advanced Object-Oriented Programming

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9 questions

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6 sample questions

Question 1.
Define an Abstract Base Class in Python.
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Refer to the `abc` documentation.
Question 2.
What happens if you instantiate an abstract class directly?
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Think of trying to create a shape without knowing which specific shape it is.
3Question 3.
What is an Abstract Base Class?
- A class that can be instantiated.
- A class that serves as a template with abstract methods.
- A class that cannot have methods.
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Think of a class outlining instructions.
4Question 4.
True or False: Abstract methods must be implemented in subclasses.
- True
- False
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Remember the nature of abstract methods.
Question 5.
Design an abstract class for a Vehicle that mandates methods start and stop. Implement this ABC for the sub-classes Car and Bicycle.
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Consider how vehicles might behave differently when starting and stopping.
Question 6.
Create an abstract base class named Employee that includes an abstract method calculate_salary. Design subclasses for FullTimeEmployee and PartTimeEmployee.
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Think about how salaries differ for full-time versus part-time positions.

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