CompTIALinux+
Domain 5Objective 2
Hardware/storage XK0-006 Practice Questions (Page 3)
Part of the Troubleshooting domain, which accounts for 22% of the XK0-006 exam. CompTIA does not publish an official question count, but from its 90-minute exam (~35–60 total, ~8–13 in this domain), expect 2–3 from this objective — we provide 23 practice questions to prepare you well beyond it. (estimate)
23questions here
5free pages
8concepts
22%of the exam
Questions 11–15
- 11
Which command is used to view the current default target (runlevel) in a systemd-based Linux system?
Select an answer first - 12
Which command is used to view kernel ring buffer messages, which often contain boot-time errors?
Select an answer first - 13
An administrator is configuring a server to boot with a specific kernel parameter that is not currently in the GRUB configuration. The administrator wants to make the parameter persistent across reboots. Which file should the administrator edit?
Select an answer first - 14
A Linux server has a filesystem on /dev/sdb1 that is mounted at /data. The administrator needs to perform maintenance on the filesystem and wants to unmount it. However, the 'umount /data' command fails with 'target is busy'. Which of the following is the safest next step?
Select an answer first - 15
Which command is used to mount a filesystem manually in Linux?
Select an answer first
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