An administrator needs to increase the system priority of a process with PID 2274. Which of the following commands should the administrator use to accomplish this task?

echo '---15' > /proc/PID/2274/priority

A Linux administrator is creating a new sudo profile for the accounting user. Which of the following should be added by the administrator to the sudo configuration file so that the accounting user can run / opt/ acc/ report as root?

%accounting ALL=(ALL) NOPASSWD: /opt/acc/report

accounting localhost=/opt/acc/report

%accounting ALL=(ALL) NOPASSWD: /opt/acc/report

accounting /opt/acc/report= (ALL) NOPASSWD: ALL

A Linux administrator needs to create a symlink for /usr/local/bin/app-a, which was installed in /usr/local/share/app-a. Which of the following commands should the administrator use?

In -s /usr/local/bin/app-a /usr/local/share/app-a

mv -f /usr/local/share/app-a /usr/local/bin/app-a

cp -f /usr/local/share/app-a /usr/local/bin/app-a

rsync -a /usr/local/share/app-a /usr/local/bin/app-a

The group named support is unable to make changes to the config file. An administrator is reviewing the permissions and sees the following:S Is -1 config-rw-rw----. 1 root app 4682 02-15 11:25 configWhich of the following should the administrator execute in order to give the support group access to modify the file while preserving the current ownership?

setfacl -m g:support:rw- config

A systems administrator receives reports that several virtual machines in a host are responding slower than expected. Upon further investigation, the administrator obtains the following output from one of the affected systems: Which of the following best explains the reported issue?

The virtual machine is running out of CPU resources, leading to users experiencing longer response times.

The physical host is running out of CPU resources, leading to insufficient CPU time being allocated to virtual machines.

The physical host has enough CPU cores, leading to users running more processes to compensate for the slower response times.

The virtual machine has enough CPU cycles, leading to the system use percentage being higher than expected.

The virtual machine is running out of CPU resources, leading to users experiencing longer response times.

The administrator comptia is not able to perform privileged functions on a newly deployed system. Given the following command outputs: Which of the following is the reason that the administrator is unable to perform the assigned duties?

The administrator is not a part of the correct group.

The administrator needs a password reset.

The administrator is not a part of the correct group.

The administrator did not update the sudo database.

The administrator's credentials need to be more complex.

A systems administrator is enabling LUKS on a USB storage device with an ext4 filesystem format. The administrator runs dmesg and notices the following output: Given this scenario, which of the following should the administrator perform to meet these requirements? (Select three).

mkfs . ext4 /dev/mapper/LUKSCJ001 - L ENCRYPTED

cryptsetup IuksFormat /dev/ sdcl

mkfs . ext4 /dev/mapper/LUKSCJ001 - L ENCRYPTED

mkfs . vfat /dev/mapper/LUKS0001 --- L ENCRYPTED

cryptsetup IuksFormat /dev/ sdcl

Which of the following actions are considered good security practices when hardening a Linux server? (Select two).

Disabling the SSH root login possibility

Renaming the root account to something else

Changing the default shell to /bin/csh

Disabling public key authentication

Disabling the SSH root login possibility

Changing the permissions on the root filesystem to 600

A user created the following script file:# ! /bin/bash# FILENAME: /home/user/ script . shecho 'hello world'exit 1However, when the user tried to run the script file using the command 'script . sh, an error returned indicating permission was denied. Which of the follow-ing should the user execute in order for the script to run properly?

chmod u+x /home/user/script . sh

chmod 600 /home/user/script . sh

chmod 0+r /horne/user/script. sh

A developer needs to launch an Nginx image container, name it Web001, and ex-pose port 8080 externally while mapping to port 80 inside the container. Which of the following commands will accomplish this task?

docker run -it -P 8080:80 ------name Web001 nginx

docker exec ---it -p 8080: 80 ------name Web001 nginx

docker load -it -p 8080:80 ------name Web001 nginx

docker run -it -P 8080:80 ------name Web001 nginx

docker pull -it -p 8080:80 ---name Web00l nginx

A junior developer is unable to access an application server and receives the following output: The systems administrator investigates the issue and receives the following output: Which of the following commands will help unlock the account?

pam_tally2 --user=dev2 ----reset

Pam_tally2 --user=dev2 ----quiet

pam_tally2 ---user+dev2 ----quiet

pam_tally2 --user=dev2 ----reset

CompTIA XK0-005 Practice Test 6 - Free Online Exam Prep & Questions

A systems administrator is tasked with changing the default shell of a system account in order to disable iterative logins. Which of the following is the best option for the administrator to use as the new shell?

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CompTIA XK0-005 Practice Test 6

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