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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is 7 modulo 5?
💡 Hint: Think about how many times 5 fits into 7.
Question 2
Easy
What is the result of -10 modulo 4?
💡 Hint: Visualize moving clockwise on a clock face analogy.
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 is 9 modulo 4?
- 1
- 2
- 3
💡 Hint: Consider how many times 4 goes into 9.
Question 2
True or False: Modular division is equivalent to normal division.
- True
- False
💡 Hint: Remember that dividing can lead to fractions in modular arithmetic.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Prove that if a ≡ b mod N then a - b is divisible by N. Provide a detailed explanation.
💡 Hint: Consider the definitions of modulus and how remainders work.
Question 2
Using the square-and-multiply method, compute 3^23 mod 11 step by step.
💡 Hint: Break down into binary steps and gather non-zero contributions.
Challenge and get performance evaluation