Practice Case Study: Cryptography - 4.3 | Chapter 1 : Number System | ICSE Class 8 Maths
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does RSA stand for?

💡 Hint: Think of the names of the inventors.

Question 2

Easy

What are prime numbers?

💡 Hint: Consider their divisibility.

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Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does RSA encryption use to secure data?

  • Linear equations
  • Prime numbers
  • None

💡 Hint: Focus on the fundamental elements of RSA.

Question 2

True or False: Rational numbers can be easily used in RSA encryption.

  • True
  • False

💡 Hint: Think about what makes numbers unique in securing data.

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Challenge Problems

Push your limits with challenges.

Question 1

If an RSA encryption uses two primes: 61 and 53, what is the product? If the encrypted message is represented by 3233, how complex is it to revert back to the primes?

💡 Hint: Think of how multiplication works differently than division.

Question 2

Research and explain how cryptography impacts data security in online banking.

💡 Hint: Consider the potential risks of unencrypted transactions.

Challenge and get performance evaluation