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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a message digest?
💡 Hint: Think about the purpose of creating unique identifiers.
Question 2
Easy
Name one common algorithm for message digests.
💡 Hint: Recall the examples provided in class.
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 a message digest provide?
- A variable-length hash
- A fixed-size hash
- A random value
💡 Hint: Consider the attributes of the outputs we discussed.
Question 2
Is SHA-256 relatively secure for digital signatures?
- True
- False
💡 Hint: Think about the reputation of is SHA-256 in the context of security.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Explain a scenario where using SHA-256 could prevent a security breach in digital communications.
💡 Hint: Think about how attackers might try to alter messages unnoticed.
Question 2
You’ve been asked to hash user passwords before storing them. Which hashing technique would you recommend and why?
💡 Hint: Consider the properties of secure hash functions when managing sensitive data.
Challenge and get performance evaluation