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CompTIA XK0-005 Exam Questions 2025 Updated: Get Ready for Exams, CompTIA Linux+ Certification | SPOTO

Prepare yourself for success in the CompTIA Linux+ XK0-005 certification exam with our 2025 updated exam questions. Our comprehensive practice tests, including free tests and online exam questions, are designed to enhance your exam practice and pinpoint any knowledge gaps in your preparation. Take advantage of our sample questions and exam dumps to reinforce your understanding of key concepts and improve your exam readiness. Engage in mock exams for a realistic exam experience, helping you familiarize yourself with the exam format and timing. Access our extensive exam materials, including detailed exam questions and answers, to ensure you're fully prepared on exam day. CompTIA Linux+ XK0-005 validates the competencies required for an early career systems administrator supporting Linux systems, making it a valuable certification for your professional growth. Trust SPOTO to provide you with the resources you need to succeed in your CompTIA Linux+ certification journey.
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Question #1
A Linux administrator reviews a set of log output files and needs to identify files that contain any occurrence of the word denied. All log files containing entries in uppercase or lowercase letters should be included in the list. Which of the following commands should the administrator use to accomplish this task?
A. find
B. find
C. find
D. find
View answer
Correct Answer: A

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Question #2
A Linux administrator needs to create an image named sda.img from the sda disk and store it in the /tmp directory. Which of the following commands should be used to accomplish this task?
A. dd of=/dev/sda if=/tmp/sda
B. dd if=/dev/sda of=/tmp/sda
C. dd --if=/dev/sda --of=/tmp/sda
D. dd --of=/dev/sda --if=/tmp/sda
View answer
Correct Answer: A
Question #3
A Linux engineer has been notified about the possible deletion of logs from the file /opt/app/logs. The engineer needs to ensure the log file can only be written into without removing previous entries. Which of the following commands would be BEST to use to accomplish this task?
A. chattr +a /opt/app/logs
B. chattr +d /opt/app/logs
C. chattr +i /opt/app/logs
D. chattr +c /opt/app/logs
View answer
Correct Answer: A
Question #4
A systems administrator is receiving tickets from users who cannot reach the application app that should be listening on port 9443/tcp on a Linux server. To troubleshoot the issue, the systems administrator runs netstat and receives the following output: Based on the information above, which of the following is causing the issue?
A. The IP address 0
B. The application is listening on the loopback interface
C. The application is listening on port 1234
D. The application is not running
View answer
Correct Answer: BC
Question #5
A Linux administrator needs to determine whether a hostname is in the DNS. Which of the following would supply the information that is needed?
A. nslookup
B. rsyn
C. netstat
D. host
View answer
Correct Answer: D
Question #6
An administrator deployed a Linux server that is running a web application on port 6379/tcp. SELinux is in enforcing mode based on organization policies. The port is open on the firewall. Users who are trying to connect to a local instance of the web application receive Error 13, Permission denied. The administrator ran some commands that resulted in the following output: Which of the following commands should be used to resolve the issue?
A. semanage port -d -t http_port_t -p tcp 6379
B. semanage port -a -t http_port_t -p tcp 6379
C. semanage port -a http_port_t -p top 6379
D. semanage port -l -t http_port_tcp 6379
View answer
Correct Answer: D
Question #7
An administrator installed an application from source into /opt/operations1/ and has received numerous reports that users are not able to access the application without having to use the full path /opt/operations1/bin/*. Which of the following commands should be used to resolve this issue?
A. echo 'export PATH=$PATH:/opt/operations1/bin' >> /etc/profile
B. echo 'export PATH=/opt/operations1/bin' >> /etc/profile
C. echo 'export PATH=$PATH/opt/operations1/bin' >> /etc/profile
D. echo 'export $PATH:/opt/operations1/bin' >> /etc/profile
View answer
Correct Answer: C
Question #8
An administrator accidentally deleted the /boot/vmlinuz file and must resolve the issue before the server is rebooted. Which of the following commands should the administrator use to identify the correct version of this file?
A. rpm -qa | grep kernel; uname -a
B. yum -y update; shutdown -r now
C. cat /etc/centos-release; rpm -Uvh --nodeps
D. telinit 1; restorecon -Rv /boot
View answer
Correct Answer: D
Question #9
A systems administrator is checking the system logs. The administrator wants to look at the last 20 lines of a log. Which of the following will execute the command?
A. tail -v 20
B. tail -n 20
C. tail -c 20
D. tail -l 20
View answer
Correct Answer: A
Question #10
A developer is trying to install an application remotely that requires a graphical interface for installation. The developer requested assistance to set up the necessary environment variables along with X11 forwarding in SSH. Which of the following environment variables must be set in remote shell in order to launch the graphical interface?
A. $RHOST
B. SETENV
C. $SHELL
D. $DISPLAY
View answer
Correct Answer: BD
Question #11
A Linux systems administrator is setting up a new web server and getting 404 - NOT FOUND errors while trying to access the web server pages from the browser. While working on the diagnosis of this issue, the Linux systems administrator executes the following commands: Which of the following commands will BEST resolve this issue?
A. sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config
B. restorecon -R -v /var/www/html
C. setenforce 0
D. setsebool -P httpd_can_network_connect_db on
View answer
Correct Answer: A
Question #12
Which of the following commands is used to configure the default permissions for new files?
A. setenforce
B. sudo
C. umask
D. chmod
View answer
Correct Answer: B
Question #13
Joe, a user, is unable to log in to the Linux system Given the following output: Which of the following command would resolve the issue?
A. usermod -s /bin/bash joe
B. pam_tally2 -u joe -r
C. passwd -u joe
D. chage -E 90 joe
View answer
Correct Answer: A
Question #14
A new Linux systems administrator just generated a pair of SSH keys that should allow connection to the servers. Which of the following commands can be used to copy a key file to remote servers? (Choose two.)
A. wget
B. ssh-keygen
C. ssh-keyscan
D. ssh-copy-id
E. ftpd
F. scp
View answer
Correct Answer: D
Question #15
After installing some RPM packages, a systems administrator discovers the last package that was installed was not needed. Which of the following commands can be used to remove the package?
A. dnf remove packagename
B. apt-get remove packagename
C. rpm -i packagename
D. apt remove packagename
View answer
Correct Answer: A
Question #16
A Linux systems administrator needs to persistently enable IPv4 forwarding in one of the Linux systems. Which of the following commands can be used together to accomplish this task? (Choose two.)
A. sysctl net
B. sysctl -w net
C. echo "net
D. echo 1 > /proc/sys/net/ipv4/ip_forward
E. sysctl –p
F. echo "net
View answer
Correct Answer: A
Question #17
A Linux administrator is providing a new Nginx image from the registry to local cache. Which of the following commands would allow this to happen?
A. docker pull nginx
B. docker attach nginx
C. docker commit nginx
D. docker import nginx
View answer
Correct Answer: B
Question #18
A Linux engineer set up two local DNS servers (10.10.10.10 and 10.10.10.20) and was testing email connectivity to the local mail server using the mail command on a local machine when the following error appeared: The local machine DNS settings are: Which of the following commands could the engineer use to query the DNS server to get mail server information?
A. dig @example
B. dig @10
C. dig @example
D. dig @10
View answer
Correct Answer: C
Question #19
A Linux administrator wants to find out whether files from the wget package have been altered since they were installed. Which of the following commands will provide the correct information?
A. rpm -i wget
B. rpm -qf wget
C. rpm -F wget
D. rpm -V wget
View answer
Correct Answer: A
Question #20
Users report that connections to a MariaDB service are being closed unexpectedly. A systems administrator troubleshoots the issue and finds the following message in /var/log/messages: Which of the following is causing the connection issue?
A. The process mysqld is using too many semaphores
B. The server is running out of file descriptors
C. Something is starving the server resources
D. The amount of RAM allocated to the server is too high
View answer
Correct Answer: A
Question #21
A Linux administrator was asked to run a container with the httpd server inside. This container should be exposed at port 443 of a Linux host machine while it internally listens on port 8443. Which of the following commands will accomplish this task?
A. podman run -d -p 443:8443 httpd
B. podman run -d -p 8443:443 httpd
C. podman run –d -e 443:8443 httpd
D. podman exec -p 8443:443 httpd
View answer
Correct Answer: A

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