Practice Built-in Decorators: @property, @staticmethod, And @classmethod (2.5)

Practice: Built-in Decorators: @property, @staticmethod, and @classmethod

Lesson 2.5Python Decorators and Descriptors

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does the @property decorator do?
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Think about how you access attributes in a class.
Question 2.
Why would you use @staticmethod?
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Consider utility functions.
3Question 3.
What does the @property decorator allow you to do?
- Use methods as attributes
- Define static methods
- Access class-level attributes
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Think about how attributes behave in a class.
4Question 4.
True or False: A @staticmethod can access instance attributes.
- True
- False
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Consider the role of instance methods.
Question 5.
Design a class called 'BankAccount' that uses @property to manage account balance, @staticmethod for basic account calculations, and @classmethod to track total accounts created.
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Consider encapsulating the balance while allowing calculations to be done without an instance.
Question 6.
Discuss the benefits and any downsides of using @property compared to public attributes especially in large applications.
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Think about maintainability and performance.

5 more questions in this section. Enroll free to practise them all.