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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does A/B partitioning involve?
💡 Hint: Think about backup systems.
Question 2
Easy
Why is code signing important?
💡 Hint: Consider how we verify signatures in real life.
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 A/B partitioning used for?
- To increase firmware size
- To ensure backup during updates
- To allow editing of firmware
💡 Hint: Think about what happens if an update fails.
Question 2
True or False: Code signing guarantees that firmware is authentic.
- True
- False
💡 Hint: Consider why we trust signatures.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider an embedded system that uses A/B partitioning for firmware updates. Discuss potential issues that might arise if the rollback process fails due to both partitions being corrupted after an update.
💡 Hint: Reflect on how systems handle failure in other critical areas.
Question 2
Suppose code signing is not used for firmware updates. Describe the security implications this may have on an IoT device and provide solutions to mitigate these risks.
💡 Hint: Consider how verification adds layers of protection.
Challenge and get performance evaluation