Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the del command do?
💡 Hint: Think about what 'deleting' means.
Question 2
Easy
What will happen if you print a variable after using del on it?
💡 Hint: Consider what happens to deleted items.
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 happens when you use del on a dictionary key?
- Removes the key and value
- Saves the key
- Throws an error
💡 Hint: Think about what deleting an entry in a dictionary means.
Question 2
True or False: The pass statement does nothing when executed.
- True
- False
💡 Hint: What might a placeholder do?
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Implement a function that initializes a list and attempts to clear out all values except specific ones using del and None.
💡 Hint: How can del be used in loops for effective deletion?
Question 2
Create a script that uses None to verify if a variable has been assigned before using it in arithmetic operations.
💡 Hint: What check do you need before performing an operation?
Challenge and get performance evaluation