Practice Advantages Of Scan Chains And Serial Testing (5.4)

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9 questions

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6 sample questions

Question 1.
What is a scan chain?
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Think about how the flip-flops are arranged.
Question 2.
How do scan chains improve testing efficiency?
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Consider how automation can save time.
3Question 3.
What is a key advantage of scan chains in testing?
- Lower production costs
- Simplified access to internal circuitry
- Increased complexity
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Think about what makes testing easier.
4Question 4.
True or False: Scan chains only detect combinational faults.
- True
- False
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Consider the types of faults tested.
Question 5.
Critically analyze the trade-offs between implementing scan chains in a system versus the potential increase in design complexity.
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Consider both sides: how do benefits weigh against complexities?
Question 6.
Given a hypothetical complex SoC, outline a testing plan utilizing scan chains that maximizes fault coverage.
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Think of how scan chains facilitate access and control across the layout.

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