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xk0-004 dumps 2022

How to get xk0-004 certification?

Participate in the CompTIA Linux+ Certification (xk0-004) exam, pass the verification of 90 multiple-choice and multiple-choice questions, and obtain a certification with a score of 720 or more out of a total score of 900.

How to pass the xk0-004 exam 100%?

  1. Learn CompTIA Linux+ Certification Technical Knowledge
  2. Participate in the xk0-004 online exam practice
  3. Participate in discussion communities: quora, reddit
  4. Lead4Pass xk0-004 dumps: https://www.lead4pass.com/xk0-004.html (2022 latest update)

Participate in the xk0-004 online exam practice:

Answers will be announced at the end of the article

XK0-004 Q1:

A Linux storage administrator wants to create a logical volume group. Which of the following commands is required to start the process?

A. pvcreate
B. vgcreate
C. lvcreate
D. mkfs.xfs

Reference: https://www.thegeekstuff.com/2010/08/how-to-create-lvm/


XK0-004 Q2:

A systems administrator is unable to reach other devices on the network and the Internet. The server is configured with the IP address on eth0. The server\\’s router is The administrator reviews the output of route -n:

xk0-004 q2

Which of the following commands should the administrator run to correct the issue?

A. route del default gw eth0; route add default gw eth0
B. route add -net netmask gw eth0
C. route add default eth0
D. route host gw eth0


xk0-004 Q3:

Due to security policies, a restriction was implemented that forbids direct access to the database server. The junior administrator needs to connect using SSH tunneling. Which of the following commands allows the junior administrator to connect from a desktop?

A. ssh -L dbserver.local:5432:localhost:95432 [email protected]
B. ssh -L 5432:localhost dbserver.local:5432 postgres
C. ssh -L 95432:localhost [email protected]
D. ssh -L 9432:localhost:5432 [email protected]


xk0-004 Q4:

A company requires all servers to be configured with the BIOS on Coordinated Universal Time and the OS on Central Standard Time. Which of the following can be used to change the time according to these requirements? (Choose two.)

A. localectl
C. date
D. time
E. hwclock
F. crontab


xk0-004 Q5:

A systems engineer scheduled an at job that will reboot a critical server. A developer states the processes will not complete for another three hours. Which of the following will help the systems engineer to remove the job?

A. atq atrm
B. at -q atrm
C. atq atrm
D. at -q atrm


xk0-004 Q6:

Which of the following is the purpose of the monitoring server role?

A. To aggregate web traffic to watch which websites employees are visiting
B. To collect status and performance information about the servers in an environment
C. To provide user authentication services to a network
D. To provide real-time analysis of potential threats to the organization


xk0-004 Q7:

An administrator needs to change the DNS domain search order of a single Linux host to localize it better. Which of the following files should the administrator edit?

A. /etc/resolv.conf
B. /etc/hosts
C. /etc/nsswitch.conf
D. /etc/dhcpd.conf

Reference: https://www.cyberciti.biz/faq/howto-change-dns-search-order-in-linux/


xk0-004 Q8:

A systems administrator must clean up all application files in the directory /var/log/app. However, the company\\’s security policy requires the files to be kept on the backup server for one year. The Linux server has only the tar and bzip2 packages installed.
Which of the following commands will package and compress the files?

A. tar -zcvf applicationfiles.tar.bz2 /var/log/app/*
B. tar -jcvf applicationfiles.tar.bz2 /var/log/app/*
C. tar -cvf applicationfiles.tar.bz2 /var/log/app/*
D. tar -xvf applicationfiles.tar.bz2 /var/log/app/*


xk0-004 Q9:

A Linux administrator is developing a Bash script to close specific ports on a server firewall. The administrator is not certain of the default port for the Internet Message Access Protocol. Which of the following files should the administrator check to determine the default port?

A. /etc/network
B. /etc/default/ufw
C. /etc/resolv.conf
D. /etc/services


xk0-004 Q10:

While trying to access a website hosted on the server, the systems administrator receives the following error message:

xk0-004 q10

The administrator then performs some diagnostics:

xk0-004 q10-1

Which of the following commands should the administrator use to fix the issue?

A. chown -R www:www /var/www/website
B. chcon -t httpd_sys_content_t /etc/httpd
C. chmod -R 777 /var/www/website
D. restorecon /var/www/html/website/index.html


xk0-004 Q11:

The Apache web server was recently installed on a Debian/Ubuntu server. The web server fails and a review of log messages on another partition reveals the installation was not completed properly due to lack of disk space. After clearing the files, the systems administrator has requested the installation to be performed again.
Which of the following command lines will perform this task? (Choose two.)

A. apt-get install apache2
B. apt-get –purge remove acache2
C. apt-get –reinstall install apache2
D. apt-get –reinstall apache2

Reference: https://askubuntu.com/questions/111770/how-reinstall-apache2


xk0-004 Q12:

A systems administrator clones copies of a Linux VM every time a new Linux server is needed. The administrator notices the command prompt always states localhost.localdomain. Which of the following should the administrator run to have the command prompt consistently labeled as Server1 rather than localhost.localdomain?

A. host Server1
B. echo “ Server1 Server1.localdomain” >> /etc/hosts
C. hostnamectl set-hostname “Server1” –pretty
D. hostnamectl set-hostname Server1 –transient
E. hostnamectl set-hostname Server1.localdomain –static

Reference: https://www.tutorialspoint.com/how-to-setup-hostname-in-centos-7-x-or-rhel-7-x-linux-versions

Verify the answer:


PS. Get xk0-004 Online Practice Questions PDF: https://drive.google.com/file/d/1quaaKhwHJQ4cQzR4qb_r_22seEwKR7jE/view?usp=sharing

The free xk0-004 exam practice questions are only 12 questions. Here is a part to help you verify your true strength, and the full xk0-004 dumps can help you study before the exam and pass the exam.
Full xk0-004 dumps click here: https://www.lead4pass.com/xk0-004.html (Total Questions: 268 Q&A).