Ken Patmonk
0c3868ea71
OPS-1 through OPS-10, OS-2, OS-3 went from 5 → 15. OS-1, OS-4 through OS-11, SEC-1 through SEC-11, TRB-1 through TRB-4 went from 7 → 15. Questions cover exam-weight scenarios not duplicated from original content. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
132 lines
3.6 KiB
Markdown
132 lines
3.6 KiB
Markdown
# SEC-9 Quiz: Data Destruction
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Take this after studying `notes/SEC-9-data-destruction.md`.
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Reply with answers like:
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`1B 2A 3D 4C 5B 6A 7D`
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## Questions
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1. A company wants to reuse a hard drive but remove all previous data first. What is the best choice?
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A. Quick format only
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B. Whole-drive wipe
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C. Lower screen brightness
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D. Disable SSID broadcast
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2. Which data destruction method does not work on SSDs or flash drives?
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A. Shredding
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B. Cryptographic erase
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C. Manufacturer secure erase
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D. Degaussing
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3. What does a quick format usually do?
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A. Rebuilds file system structures without securely overwriting all data
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B. Physically destroys the drive
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C. Removes the magnetic field from the drive
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D. Produces a certificate of destruction
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4. A third-party vendor destroys drives containing regulated data. What should the company request?
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A. Screen lock timer
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B. APIPA address
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C. Certificate of destruction
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D. Browser cache
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5. Which method makes the drive unusable afterward?
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A. File-level secure delete
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B. Physical destruction
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C. Quick format
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D. Changing the file extension
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6. A single sensitive file must be securely removed, but the drive will stay in use. What method is most targeted?
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A. Degauss the SSD
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B. Incinerate the laptop
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C. Disable Bluetooth
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D. File-level overwrite or secure delete
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7. Why is normal file deletion not considered secure data destruction?
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A. It always encrypts the file
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B. It physically breaks the disk
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C. The data may still be recoverable from storage
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D. It creates an audit certificate
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8. Which secure erase method uses the drive's own firmware to wipe all storage cells and is especially effective on SSDs?
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A. Degaussing
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B. ATA Secure Erase or manufacturer secure erase
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C. Quick format
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D. Shredding
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9. A company has end-of-life SSDs with customer data that must be physically destroyed. Which method is most appropriate?
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A. Degaussing
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B. Quick format
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C. Shredding or disintegration
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D. Multiple overwrites only
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10. What is the difference between clearing and purging in data sanitization?
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A. They are identical
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B. Clearing uses logical overwrites (for reuse in same environment); purging uses stronger methods that prevent lab recovery
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C. Clearing physically destroys the media
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D. Purging only applies to SSDs
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11. Why can't a standard magnet typically degauss a modern hard drive?
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A. Modern drives use optical storage
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B. The magnetic field required is much stronger than a typical magnet can produce
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C. Degaussing only works on SSDs
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D. Modern drives use APFS
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12. A technician formats a drive and reinstalls Windows. A customer asks if their data is completely gone. What is the correct answer?
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A. Yes, completely and permanently
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B. No, much of the data may still be recoverable with forensic tools unless securely wiped
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C. Only if BitLocker was enabled
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D. Only if the drive is an SSD
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13. Which NIST publication provides guidelines for media sanitization?
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A. NIST SP 800-88
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B. NIST SP 800-53
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C. ISO 27001
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D. PCI DSS
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14. Which data destruction method is best when a drive must be erased but cannot be removed from a device?
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A. Remote wipe via MDM or encrypted erase
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B. Quick format only
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C. Closing the disk management window
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D. Disabling the drive letter
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15. A hard drive shows signs of failure. Before disposal, what should be done to protect data?
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A. Quick format and donate
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B. Perform a full secure wipe or physically destroy the drive
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C. Reformat with FAT32
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D. Delete the user profile folders
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## Answer Key For Instructor
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1. B
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2. D
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3. A
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4. C
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5. B
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6. D
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7. C
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8. B
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9. C
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10. B
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11. B
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12. B
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13. A
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14. A
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15. B
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