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CompTIA XK0-005 Exam With Confidence Using Practice Dumps

Exam Code:
XK0-005
Exam Name:
CompTIA Linux+ Exam
Certification:
Vendor:
Questions:
487
Last Updated:
Aug 2, 2026
Exam Status:
Stable
CompTIA XK0-005

XK0-005: Linux+ Exam 2025 Study Guide Pdf and Test Engine

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CompTIA Linux+ Exam Questions and Answers

Question 1

A Linux administrator needs to restart a server and wants to see if any users are currently connected to it. Which of the following commands should the administrator run to find this information?

Options:

A.

man

B.

id

C.

w

D.

host

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Question 2

A Linux system is failing to boot with the following error:

Which of the following actions will resolve this issue? (Choose two.)

Options:

A.

Execute grub-install --root-directory=/mnt and reboot.

B.

Execute grub-install /dev/sdX and reboot.

C.

Interrupt the boot process in the GRUB menu and add rescue to the kernel line.

D.

Fix the partition modifying /etc/default/grub and reboot.

E.

Interrupt the boot process in the GRUB menu and add single to the kernel line.

F.

Boot the system on a LiveCD/ISO.

Question 3

Users are reporting that a Linux server is responding slowly. A systems administrator troubleshooting the server issue sees the following:

# iostat -m 2

Linux 3.10.0-1160.66.1.el7.x86_64 (myhost) 10/19/2022 x86_64 (4 CPU)

avg-cpu: %user %nice %system %iowait %steal %idle

24.30 0.01 0.29 50.38 4.00 19.01

Device: tps MB_read/s MB_wrtn/s MB_read MB_wrtn

sdd 15.65 0.48 0.83 4936250 8513501

# df -h

Filesystem Size Used Avail Use% Mounted on

devtmpfs 16G 0 16G 0% /dev

tmpfs 16G 64K 16G 1% /dev/shm

/dev/mapper/root 35G 8.8G 26G 26% /

/dev/sda2 497M 144M 354M 29% /boot

/dev/mapper/tmp 10G 38M 10G 1% /tmp

/dev/mapper/var 15G 13G 2.2G 86% /var

/dev/mapper/varlib 650G 397G 254G 62% /var/lib

/dev/mapper/varlog 15G 9.5G 5.5G 64% /var/log

/dev/mapper/varaudit 15G 72M 15G 1% /var/log/audit

Which of the following is most likely the issue?

Options:

A.

The CPU is mostly waiting for I/O operations.

B.

/ filesystem does not have enough storage allocated.

C.

/var filesystem is almost full.

D.

The CPU capacity is inadequate.