Updated Feb-2023 Pass XK0-005 Exam - Real Practice Test Questions [Q88-Q109]

Updated Feb-2023 Pass XK0-005 Exam – Real Practice Test Questions [Q88-Q109]

February 24, 2023 latestexam 0 Comments

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Updated Feb-2023 Pass XK0-005 Exam – Real Practice Test Questions

Download Free CompTIA XK0-005 Real Exam Questions

CompTIA XK0-005 Exam Syllabus Topics:

Topic	Details
Topic 1	Network configuration issues Relative and absolute paths Common firewall technologies
Topic 2	Given a scenario, perform basic container operations Scripting, Containers, and Automation
Topic 3	Given a scenario, configure and execute remote connectivity for system management Given a scenario, implement and configure firewalls
Topic 4	Given a scenario, use the appropriate networking tools or configuration files Summarize Linux fundamentals
Topic 5	Given a scenario, manage software configurations Given a scenario, analyze and troubleshoot storage issues
Topic 6	Security-enhanced Linux (SELinux) Copying files between systems Account creation and deletion
Topic 7	Given a scenario, analyze and troubleshoot user access and file permissions Given a scenario, apply the appropriate access controls
Topic 8	Continuous integration continuous deployment (CI CD) Storage area network (SAN) network-attached storage (NAS)
Topic 9	Given a scenario, configure and use the appropriate processes and services Managing public key infrastructure (PKI) certificates
Topic 10	Given a scenario, configure and manage storage using the appropriate tools Given a scenario, analyze and troubleshoot network resource issues
Topic 11	Given a scenario, analyze and troubleshoot central processing unit (CPU) and memory issues Given a scenario, build and install software

Q88. A systems administrator is encountering performance issues. The administrator runs 3 commands with the following output

The Linux server has the following system properties
CPU: 4 vCPU
Memory: 50GB
Which of the following accurately describes this situation?

The system is under CPU pressure and will require additional vCPUs

The system has been running for over a year and requires a reboot.

Too many users are currently logged in to the system

The system requires more memory

Q89. A Linux user reported the following error after trying to connect to the system remotely:
ssh: connect to host 10.0.1.10 port 22: Resource temporarily unavailable The Linux systems administrator executed the following commands in the Linux system while trying to diagnose this issue:

Which of the following commands will resolve this issue?

firewall-cmd –zone=public –permanent –add-service=22

systemctl enable firewalld; systemctl restart firewalld

firewall-cmd –zone=public –permanent –add-service=ssh

firewall-cmd –zone=public –permanent –add-port=22/udp

Q90. A systems administrator created a new Docker image called test. After building the image, the administrator forgot to version the release. Which of the following will allow the administrator to assign the v1 version to the image?

docker image save test test:v1

docker image build test:vl

docker image tag test test:vl

docker image version test:v1

Q91. A cloud engineer needs to block the IP address 192.168.10.50 from accessing a Linux server. Which of the following commands will achieve this goal?

iptables -F INPUT -j 192.168.10.50 -m DROP

iptables -A INPUT -s 192.168.10.30 -j DROP

iptables -i INPUT –ipv4 192.168.10.50 -z DROP

iptables -j INPUT 192.168.10.50 -p DROP

Q92. 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?

sed -i ‘s/SELINUX=enforcing/SELINUX=disabled/’ /etc/selinux/config

restorecon -R -v /var/www/html

setenforce 0

setsebool -P httpd_can_network_connect_db on

Q93. A junior Linux administrator is tasked with installing an application. The installation guide states the application should only be installed in a run level 5 environment.

Which of the following commands would ensure the server is set to runlevel 5?

systemctl isolate multi-user.target

systemctl isolate graphical.target

systemctl isolate network.target

systemctl isolate basic.target

Q94. A Linux administrator is troubleshooting the root cause of a high CPU load and average.

Which of the following commands will permanently resolve the issue?

renice -n -20 6295

pstree -p 6295

iostat -cy 1 5

kill -9 6295

Q95. User1 is a member of the accounting group. Members of this group need to be able to execute but not make changes to a script maintained by User2. The script should not be accessible to other users or groups. Which of the following will give proper access to the script?

chown user2:accounting script.sh
chmod 750 script.sh

chown user1:accounting script.sh
chmod 777 script.sh

chown accounting:user1 script.sh
chmod 057 script.sh

chown user2:accounting script.sh
chmod u+x script.sh

Q96. A Linux system is failing to boot. The following error is displayed in the serial console:
[[1;33mDEPEND[Om] Dependency failed for /data.
[[1;33mDEPEND[Om] Dependency failed for Local File Systems
…
Welcome to emergency mode! After logging in, type “journalctl -xb” to viewsystem logs, “systemctl reboot” to reboot, “systemctl default” to try again to boot into default mode.
Give root password for maintenance
(or type Control-D to continue}
Which of the following files will need to be modified for this server to be able to boot again?

/etc/mtab

/dev/sda

/etc/fstab

/ete/grub.conf

Q97. Which of the following directories is the mount point in a UEFI system?

/sys/efi

/boot/efi

/efi

/etc/efi

Q98. A DevOps engineer needs to download a Git repository from https://git.company.com/admin/project.git. Which of the following commands will achieve this goal?

git clone https://git.company.com/admin/project.git

git checkout https://git.company.com/admin/project.git

git pull https://git.company.com/admin/project.git

git branch https://git.company.com/admin/project.git

Q99. 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?

echo ‘export PATH=$PATH:/opt/operations1/bin’ >> /etc/profile

echo ‘export PATH=/opt/operations1/bin’ >> /etc/profile

echo ‘export PATH=$PATH/opt/operations1/bin’ >> /etc/profile

echo ‘export $PATH:/opt/operations1/bin’ >> /etc/profile

It would be better to put the directory before $PATH, so that way the directory is searched before the rest of the pathing options in $PATH.

Q100. Which of the following tools is commonly used for creating CI/CD pipelines?

Chef

Puppet

Jenkins

Ansible

Q101. A Linux engineer needs to download a ZIP file and wants to set the nice of value to -10 for this new process. Which of the following commands will help to accomplish the task?

$ nice -v -10 wget https://foo.com/installation.zip

$ renice -v -10 wget https://foo.com/installation.2ip

$ renice -10 wget https://foo.com/installation.zip

$ nice -10 wget https://foo.com/installation.zip

Q102. A systems administrator is tasked with preventing logins from accounts other than root, while the file /etc/nologin exists. Which of the following PAM modules will accomplish this task?

pam_login.so

pam_access.so

pam_logindef.so

pam_nologin.so

Q103. One leg of an LVM-mirrored volume failed due to the underlying physical volume, and a systems administrator is troubleshooting the issue. The following output has been provided:

Given this scenario, which of the following should the administrator do to recover this volume?

Reboot the server. The volume will automatically go back to linear mode.

Replace the failed drive and reconfigure the mirror.

Reboot the server. The volume will revert to stripe mode.

Recreate the logical volume.

Q104. A Linux administrator is troubleshooting SSH connection issues from one of the workstations.
When users attempt to log in from the workstation to a server with the IP address 104.21.75.76, they receive the following message:

The administrator reviews the information below:

Which of the following is causing the connectivity issue?

The workstation has the wrong IP settings.

The sshd service is disabled.

The server’s firewall is preventing connections from being made.

The server has an incorrect default gateway configuration.

Q105. A user is asking the systems administrator for assistance with writing a script to verify whether a file exists. Given the following:

Which of the following commands should replace the <CONDITIONAL> string?

if [ -f “$filename” ]; then

if [ -d “$filename” ]; then

if [ -f “$filename” ] then

if [ -f “$filename” ]; while

Q106. A Linux systems administrator needs to copy files and directories from Server A to Server B. Which of the following commands can be used for this purpose? (Select TWO)

rsyslog

rsync

reposync

scp

ssh

Q107. Which of the following data structures is written in JSON?
A)

B)

C)

D)

Option A

Option B

Option C

Option D

Q108. A cloud engineer needs to remove all dangling images and delete all the images that do not have an associated container. Which of the following commands will help to accomplish this task?

docker images prune -a

docker push images -a

docker rmi -a images

docker images rmi –all

Q109. Some servers in an organization have been compromised. Users are unable to access to the organization’s web page and other services. While reviewing the system log, a systems administrator notices messages from the kernel regarding firewall rules:

Which of the following commands will remediate and help resolve the issue?