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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the factorial of 4?
💡 Hint: Multiply 4 by the factorial of 3.
Question 2
Easy
Is 11 a prime number?
💡 Hint: Check divisibility by numbers less than 11.
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 factorial of 0 equal?
- 0
- 1
- undefined
💡 Hint: Think of the multiplication concept in factorials.
Question 2
True or False: The number 25 is prime.
- True
- False
💡 Hint: Check divisibility by 5.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Write a Java function that returns the count of prime numbers up to a given number.
💡 Hint: Consider edge cases like checking numbers less than 2.
Question 2
Create a robust program to calculate the factorial of a number with user input validation.
💡 Hint: Use an if statement to check if the input number is less than 0.
Challenge and get performance evaluation