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 practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a null set?
💡 Hint: Think of an empty box.
Question 2
Easy
Give an example of a singleton set.
💡 Hint: Just one item inside the braces.
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 symbol ϕ represent?
- A null set
- A singleton set
- A set with multiple elements
💡 Hint: Think of it as an empty box.
Question 2
Is {1} a proper subset of {1, 2}?
- True
- False
💡 Hint: Consider whether both sets are identical.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given the set A = {a, b, c}, determine the power set P(A) and its cardinality.
💡 Hint: Consider all combinations of including or excluding each element.
Question 2
If we have sets A = {1, 2, 3} and B = {2, 3, 4}, determine A ∩ B and A - B.
💡 Hint: Remember to identify common elements for intersection and only elements in A for set difference.
Challenge and get performance evaluation