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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the lower() method do?
💡 Hint: Look at how 'HELLO' and 'hello' are different.
Question 2
Easy
Explain what strip() accomplishes on a string.
💡 Hint: Consider what happens when you have extra spaces.
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 does the method lower() do?
- Converts to uppercase
- Converts to lowercase
- Removes whitespace
💡 Hint: Think about lower case letters.
Question 2
True or False: The strip() method removes spaces from the middle of the string.
- True
- False
💡 Hint: Consider where spaces are removed.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a function that takes a string with spaces, replaces all spaces with hyphens, and converts it to lowercase.
💡 Hint: Think about using both replace and lower methods.
Question 2
Write code to count how many times 'apple' appears in 'apple banana apple'.
💡 Hint: What method counts occurrences of substrings?
Challenge and get performance evaluation