Free Access CompTIA.XK0-005.v2023-01-27.q53 Practice Test (Page 7)

Question 26

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?

A.systemctl isolate network.target

B.systemctl isolate basic.target

C.systemctl isolate graphical.target

D.systemctl isolate multi-user.target

Question 27

A systems administrator is implementing a new service task with systems at startup and needs to execute a script entitled test.sh with the following content:

The administrator tries to run the script after making it executable with chmod +x; however, the script will not run. Which of the following should the administrator do to address this issue? (Choose two.)

A.Add #!/bin/bash to the bottom of the script.

B.Shut down the computer to enable the new service.

C.Add #!//bin/bash to the top of the script.

D.Create a unit file for the new service in /etc/systemd/system/ with the name helpme.service in the location.

E.Restart the computer to enable the new service.

F.Create a unit file for the new service in /etc/init.d with the name helpme.service in the location.

Question 28

A Linux administrator needs to correct the permissions of a log file on the server. Which of the following commands should be used to set filename.log permissions to -rwxr-r--. ?

A.chmod 640 filename.log

B.chmod 755 filename.log

C.chmod 744 filename.log

D.chmod 740 filename.log

Question 29

A Linux engineer needs to create a custom script, cleanup.sh, to run at boot as part of the system services. Which of the following processes would accomplish this task?

A.Create a unit file in the /etc/ske1/ directory.
systemctl enable cleanup
systemctl is-enabled cleanup

B.Create a unit file in the /etc/systemd/system/ directory.
systemctl enable cleanup
systemctl is-enabled cleanup

C.Create a unit file in the /etc/sysctl.d/ directory.
systemctl enable cleanup
systemctl is-enabled cleanup

D.Create a unit file in the /etc/default/ directory.
systemctl enable cleanup
systemctl is-enabled cleanup

Question 30

A Linux administrator was notified that a virtual server has an I/O bottleneck. The Linux administrator analyzes the following output:

Given there is a single CPU in the sever, which of the following is causing the slowness?

A.The memory is exhausted.

B.The system is running out of swap space.

C.The processes are paging.

D.The CPU is overloaded.

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Question 26

Question 27

Question 28

Question 29

Question 30

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