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Check yourself 07-smart-disk-health-and-failure-warning: Quiz

Retrieval practice. Target >=80%.

Overview

Module: Segmentation, Backup & Power
Activity type: Quiz / retrieval practice
Target: ≥80%
Objective: Explain what SMART can and cannot predict.

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Questions

    1. Why is an overall SMART result of PASSED insufficient to declare a disk healthy?
    1. What is the operational difference between a normalized SMART value and a raw value?
    1. Which SATA attributes in the lab most strongly indicate unreadable media?
    1. What does a growing UDMA CRC error count usually cause an operator to inspect first?
    1. Does an NVMe Critical Warning value of 0x00 prove that the device has no media errors?
    1. What should be verified before increasing diagnostic load or replacing a suspect disk?
    1. Why should disk-health monitoring retain historical values instead of only the newest report?
    1. Name two infrastructure layers that can hide or transform disk-health telemetry.
    1. What does an NVMe Percentage Used value represent?
    1. Why are self-tests not a substitute for backups?
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After scoring

  • Missed items → return to Reading → redo Feynman Retry → reattempt.
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