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Exam 101-500 topic 1 question 21 discussion

Actual exam question from LPI's 101-500
Question #: 21
Topic #: 1
[All 101-500 Questions]

When is the content of the kernel ring buffer reset? (Choose two.)

  • A. When the ring buffer is explicitly reset using the command dmesg --clear
  • B. When the ring buffer is read using dmesg without any additional parameters
  • C. When a configurable amount of time, 15 minutes by default, has passed
  • D. When the kernel loads a previously unloaded kernel module
  • E. When the system is shut down or rebooted
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Suggested Answer: AE 🗳️
by fproof at April 1, 2021, 11:05 a.m.

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CuriousLinuxCat
Highly Voted 3 years, 3 months ago
Answers are correct! Kernel ring buffer is reset either via command or power off because it is a volatile memory!
upvoted 13 times
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Ninymo
Most Recent 7 months, 2 weeks ago
it's A and E
upvoted 2 times
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FerryS123
1 year, 1 month ago
Hello @M_ukesh8 Have you given the test recently?
upvoted 1 times
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M_ukesh8
1 year, 2 months ago
I believe too Aand E
upvoted 1 times
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damirx
1 year, 6 months ago
It is actually dmesg --clear
upvoted 1 times
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Bradneymk
2 years, 5 months ago
Selected Answer: AE
A & E are on point
upvoted 2 times
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Lazylinux
2 years, 6 months ago
Selected Answer: AE
as per linuxcat comments
upvoted 2 times
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njb2sheikh1
2 years, 6 months ago
A and E
upvoted 1 times
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fproof
3 years, 7 months ago
A and E are correct!!!
upvoted 3 times
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Community vote distribution
A (35%)
C (25%)
B (20%)
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