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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the iter() method do in an iterator?
💡 Hint: Think about what an iterator needs to provide to be iterable.
Question 2
Easy
Can you explain what yield does?
💡 Hint: Consider what happens to function execution when yield is used.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What method is called to get the next item from an iterator?
- next()
- iter()
- stop()
💡 Hint: Think about how we retrieve subsequent elements from a sequence.
Question 2
True or False: Generators store all values in memory.
- True
- False
💡 Hint: Consider what makes generators different from lists.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a custom iterator that counts down from a given number to zero. Describe how you would implement the iter() and next() methods.
💡 Hint: Refer back to the CountDown example shared earlier.
Question 2
Write a generator that yields Fibonacci numbers indefinitely until a certain number is reached. What would you do to ensure it stops?
💡 Hint: Consider how you'd check for the upper limit within a continuous generator.
Challenge and get performance evaluation