XK0-005 Exam Questions

A Linux administrator needs to list the packages that are currently installed on a server. Which of the following commands should the administrator use?

Users are reporting that a production application has slow performance. A systems administrator logs in to the server and performs some basic checks. Given the following: Which of...

A Linux administrator is implementing a stateful firewall on the Linux server. Which of the following iptables options will be required to build the stateful rules? (Choose two.)

While troubleshooting server issues, a Linux systems administrator obtains the following output: Which of the following best describes the state of the system?

A newly hired junior administrator is studying the format of the /var/log/messages file. Which of the following commands should the administrator use to preserve the contents of th...

Linux system users report that over the past few months a server has stopped responding at least two times each day. Every time this happens, the users have to restart the server t...

An administrator is troubleshooting a database service outage that was reported by a monitoring system. Given the following output: Which of the following is the reason for the out...

A Linux administrator is investigating the reason a systemd timer is not running every night at midnight. The administrator sees the following unit file: [Unit] Description=Execute...

Users report that they cannot access some files located in the /opt /finapp directory after a power outage caused an unexpected server restart. A Linux administrator examines the f...

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

The application team is having issues accessing their data in their /app file system. Give the following outputs: Which of the following is the reason for this issue?

An administrator wants to reorganize the /etc/sudoers configuration file by department groups. Which of the following actions should the administrator take?

A Linux administrator attempts to log in to a server over SSH as root, and receives the following error message: Permission denied, please try again. The administrator is able to l...

A Linux systems administrator needs to stop an application and identify which files the application has opened in the /app directory. Which of the following is the best command to...

User1 reports "access denied" errors while trying to execute app. Given the following outputs: Which of the following options will remediate this issue?

An administrator has received multiple tickets relating to a lack of a disk space on a few servers, but the percentage of disk space usage is below the threshold. The following sho...

A Linux administrator is troubleshooting a system with low performance. The administrator runs a few commands and receives the following output: Which of the following is the most...

A Linux administrator is attempting to create a KVM on a remote Linux server. After failing to create the VM, the administrator runs some commands and reviews the following output:...

An administrator completes maintenance on a server but cannot remount the logical volume. Given the following output: Which of the following commands should the administrator execu...

A systems administrator is deploying a web server using the following code: Which of the following technologies is the administrator using to create this web server?

Users connecting to a MySQL database on a Linux system report frequent errors. An administrator reviews the following partial output of the /proc/meminfo and free commands: Which o...

Users report issues when trying to securely connect to a web server. The systems administrator receives the following outputs: Which of the following actions will fix this issue?

A user reports issues accessing files in the /mnt/data directory. A Linux administrator inspects the contents of the directory and finds the following information: Which of the fol...

An administrator is investigating an issue on a Linux-based router where packets enter the machine but are not sent to their destinations in the 10.0.6.0/24 subnet. The administrat...

A Linux systems administrator receives a report that a user is unable to start an application. The administrator reviews the following error: Which of the following describes the s...

A systems administrator engineer wants to configure a Linux server's time zone to America/Chicago. The engineer verifies that the server's time zone is configured for Asia/Tokyo: W...

A web application that uses a database for managing logins needs to be set up so that the database is running before the web server starts. A Linux administrator, who is troublesho...

A user receives the following message when attempting to log in to a Linux workstation with the account named "developer": This account is currently not available A Linux administr...

A Linux administrator is investigating the reason a system timer is not running every night at midnight. The administrator reviews the following unit file: Which of the following m...

A user reports performance degradation on a server that is running their web application. Given the following information about the system: Which of the following describes the ong...

An administrator set up a new user account called "test". However, the user is unable to change their password. Given the following output: Which of the following is the most likel...

A user test has set up SSH keys for passwordless authentication, but the server is still prompting for a password. Given the following output: Which of the following is the cause o...

An administrator runs the following command while troubleshooting server authentication issues: Based on the command output, which of the following is the cause of the authenticati...

A systems administrator has finished building a new feature for the monitoring software in a separate Git branch. Which of the following is the BEST method for adding the new featu...

In order to comply with new security policies, an administrator needs to prevent the SSH server from using insecure algorithms. Which of the following files should be edited to acc...

A Linux administrator is testing a new web application on a local laptop and consistently shows the following 403 errors in the laptop's logs" The web server starts properly, but a...

Which of the following BEST describes running on a Linux system?

Which of the following are Linux desktop managers? (Choose two.)

A junior Linux administrator needs to access production servers using a secure SSH protocol. Which of the following files should contain the public key to gain remote access to the...

A member of the production group issues the following command: echo "Monday through Friday" > /production_docs/days The command fails to execute, so the user obtains the following...

A systems administrator suspects a process with a PID of 2864 is consuming resources at an alarming rate. The administrator uses the command renice -n -5 -p2864, but it does not so...

An administrator needs to look at a log for an application on a systemd-based system. There is no log for this application in /var/log. Which of the following is another way to vie...

A systems administrator receives a report that the web server is not running after a planned system reboot. After starting the web server manually, which of the following commands...

An administrator notices the HISTSIZE variable is 50, using the commands below: HISTSIZE=50 export HISTSIZE The administrator rechecks the HISTSIZE value using echo HISTSIZE but ge...

A systems administrator wants to install a new application that requires the newmod kernel module. Which of the following commands should the systems administrator use?

A user issues the following command: ls -l /var/log | egrep -e '^d[rwx]{3}.*[rw-]{3}.*' The list of files in the system is shown below: Which of the following results matches the c...

A junior systems administrator is diagnosing an issue with latency. The administrator issues the Given this scenario and the output, which of the following should be reported to th...

A systems administrator needs to conduct maintenance on a server. Which of the following commands will place the administrator in the appropriate runlevel?

Joe, a user, creates a short shell script, shortscript.sh, and saves it in his home directory with default permissions and paths. He then attempts to run the script by typing ./sho...

A server administrator notices that one of the servers cannot connect to its gateway, which has the IP 10.10.10.1. Which of the following commands should the administrator execute...