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
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does it mean for functions to be first-class citizens in Python?
💡 Hint: Think about how you can store functions in variables.
Question 2
Easy
Give an example of a higher-order function.
💡 Hint: Consider functions that accept other functions.
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 are first-class functions in Python?
- Only functions that can return other functions
- Functions that can be assigned and passed as arguments
- Functions that must be declared first
💡 Hint: Remember the definition of first-class citizens in programming.
Question 2
True or False: Higher-order functions can return other functions.
- True
- False
💡 Hint: Reflect on how functions can interact with one another.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a series of higher-order functions that manipulate a list of integers to return doubled, incremented, or decremented values, depending on input.
💡 Hint: Think about how functions can return others based on specified parameters.
Question 2
Write a test function using first-class functions to validate another function’s behavior without altering its source.
💡 Hint: This is about capturing how first-class functions can shift context during execution.
Challenge and get performance evaluation