Practice Difficulty In Handling Unknown Faults (4.5.4) - Built-in Self-Test (BIST) Techniques

Practice: Difficulty in Handling Unknown Faults

Lesson 4.5.4Built-in Self-Test (BIST) Techniques

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8 questions

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Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
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6 sample questions

Question 1.
What are unknown faults?
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Think about what happens when a system encounters a failure it wasn't prepared for.
Question 2.
How does BIST typically operate?
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Remember, it's about self-testing!
3Question 3.
What is a primary limitation of BIST?
- It cannot test itself
- It cannot detect unknown faults
- It is too complex
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Reflect on the nature of BIST and its reliance on established patterns.
4Question 4.
True or False: BIST can handle all types of faults in electronic systems.
- True
- False
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Think critically about what BIST was designed to do.
Question 5.
Analyze a scenario where a critical electronic system depends solely on BIST and fails due to an unknown fault. What strategies would you suggest to predetermine and address such faults?
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Consider both reactive and proactive strategies.
Question 6.
Create a flowchart that describes a multi-faceted approach combining BIST with traditional methods to handle fault detection. Identify stages where knowledge and adaptability are central.
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Think visually about the progression from automated diagnostics to human analysis.

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