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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a scan chain?
💡 Hint: Think about how data is passed in tests.
Question 2
Easy
Define scan-in.
💡 Hint: It’s the input phase of testing in a scan chain.
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 the primary purpose of a scan chain?
- Enhance processing speed
- Improve testability
- Minimize power consumption
💡 Hint: Think about why designers implement additional testing features.
Question 2
True or False: Scan-out is the process of inputting test data into the scan chain.
- True
- False
💡 Hint: Recall the definitions of scan-in and scan-out.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a digital circuit with a scan chain of 7 flip-flops, how would you apply a test vector to detect a stuck-at fault?
💡 Hint: Think of how you'd set up the inputs for each flip-flop.
Question 2
Discuss the engineering trade-offs when integrating scan chains into an existing design. What factors must be considered?
💡 Hint: Reflect on how adding components changes circuit dynamics.
Challenge and get performance evaluation