It must be good news for all CompTIA Linux+ certification candidates, Killtest updated XK0-004 exam questions on March 7, 2020. Since LX0-103 and LX0-104 exams retired, XK0-004 is the only exam for CompTIA Linux+ certification. The current XK0-004 exam questions contain 115 exam practice questions and answers, it is highly recommended to read all to prepare for CompTIA Linux+ Certification Exam. The real XK0-004 exam requires you complete maximum of 90 questions in 90 minutes. We believe that using Killtest updated XK0-004 CompTIA Linux+ Certification Exam Questions, you can complete the CompTIA Linux+ Certification in the first try.

Why Getting CompTIA Linux+ Certification?

Compared with LX0-103&LX0-104 exams, XK0-004 is new for new CompTIA Linux+ certification, which is for the IT pro who will use Linux to manage everything from cars and smartphones to servers and supercomputers, as a vast number of enterprises use Linux in cloud, cybersecurity, mobile and web administration applications. New CompTIA Linux+ XK0-004 exam has an increased focus on the following topics: security, kernel modules, storage & visualization, device management at an enterprise level, git & automation, networking & firewalls, server side & command line, server (vs. client-based) coverage, troubleshooting and SELinux. Pay more attention, the new CompTIA Linux+ certification is no longer eligible for the LPI 2-for-1 offer.

You will learn skim lls from CompTIA Linux+ certification:

● Hardware & System Configuration

● System Operation & Maintenance

● Security

● Linux Troubleshooting & Diagnostics

● Automation & Scripting

What prerequisites should have for CompTIA Linux+ Certification?

To complete the CompTIA Linux+ Certification, you need to have the following as the prerequistes:

● CompTIA A+ certification

● CompTIA Network+ certification

● Have at least 12 months of Linux admin experience

How to read Killtest Updated XK0-004 CompTIA Linux+ Certification Exam Questions?

There is no prerequisites to use Killtest Updated XK0-004 CompTIA Linux+ Certification Exam Questions. You just need to get XK0-004 pdf file and testing engine to practice all 115 exam questions and answers, then we ensure that you can complete the CompTIA Linux+ XK0-004 exam smoothly. Additionally, before buying Killtest CompTIA certification XK0-004 practice test, you may want to know if Killtest XK0-004 practice test is worth buying. Killtest has free demo online for checking. After read Killtest XK0-004 free demo questions, you can find Killtest CompTIA XK0-004 practice exam test is the great preparation materials for clearing XK0-004 CompTIA Linux+ Certification Exam.

Which of the following would be the BEST solution for a systems administrator to access the graphical user environment of a Linux machine remotely?

A. VNC

B. KDE

C. X11

D. RPC

Answer: A

A Linux administrator is testing connectivity to a remote host on a shared terminal. The administrator wants to allow other users to access the terminal while the command is executing.

Which of the following commands should the administrator use?

A. bg ping remotehost

B. fg ping remotehost

C. ping remotehost < results

D. ping remotehost &

Answer: C

A technical support engineer receives a ticket from a user who is trying to create a 1KB file in the /tmpdirectory and is getting the following error No space left on device. The support engineer checks the /tmp directory, and it has 20GB of free space.

Which of the following BEST describes a possible cause for this error?

A. The /tmp directory is not mounted.

B. The filesystem is formatted with a 4MB block size.

C. the filesystem ran out of inodes.

D. The /tmp directory has been set with an immutable attribute.

Answer: C

Which of the following is the BEST reason for not storing database files in the /var directory?

A. The /var filesystem is not fast enough for database files.

B. The number of files in /var is limited by the available inodes.

C. Files in /var do not have strict file permissions.

D. If log files fill up /var, it might corrupt the database.

Answer: D

An administrator receives a warning about a file system filling up, and then identifies a large file located at /tmp/largelogfile. The administrator deletes the file, but no space is recovered on the file system.

Which of the following commands would BEST assists the administrator in identifying the problem?

A. lsof | grep largelogfile

B. pkill /tmp/largelogfile

C. pgrep largelogfile

D. ps –ef | grep largelogfile

Answer: A

Which of the following can be used to boot a DVD from a remote device to initialize a Linux system setup on bare metal hardware as if it is a local DVD?

A. UEFI

B. PXE

C. NFS

D. GRUB

Answer: A

A Linux server has multiple IPs. A Linux administrator needs to verify if the HTTP server port is bound to the correct IP.

Which of the following commands would BEST accomplish this task?

A. route

B. host

C. nslookup

D. netstat

E. ip

Answer: D

A systems administrator needs to append output of ls –lha /opt command to the contents of a test.txt file.

Which of the following commands will accomplish this?

A. ls –lha /opt > test.txt

B. ls –lha /opt < test.txt

C. ls –lha /opt >> test.txt

D. ls –lha /opt << test.txt

Answer: C

A Linux administrator needs to remotely update the contents of the www.comptia.org/contacts URL.

Which of the following commands would allow the administrator to download the current contents of the URL before updating?

A. curl www.comptia.org/contacts

B. dig www.comptia.org/contacts

C. apt-get www.comptia.org/contacts

D. yum list www.comptia.org/contacts

Answer: A

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

A. Containers only need the namespaces functionally to run on a Linux system available since kernel 2.6.

B. Containers need a hypervisor to run a Linux system. Cgroups namespaces are functionalities used for the kernel but not for running containers.

C. Containers only need the cgroups functionality for running on a Linux system. Namespaces is not a Linux kernel functionality needed for creating and managing containers.

D. Containers use the cgroups and namespaces functionalities to isolate processes and assign hardware resources to each of those isolated processes.

Answer: D