LPI
101-500 · Question #477
101-500 Question #477: Real Exam Question with Answer & Explanation
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GNU and Unix Commands
Question
When is the content of the kernel ring buffer reset? (Choose two.)
Options
- AWhen the ring buffer is explicitly reset using the command dmesg --clear
- BWhen the ring buffer is read using dmesg without any additional parameters
- CWhen a configurable amount of time, 15 minutes by default, has passed
- DWhen the kernel loads a previously unloaded kernel module
- EWhen the system is shut down or rebooted
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Topics
#kernel ring buffer#dmesg command#system logging#buffer reset