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QUESTION 1
An administrator reviews the following configuration file provided by a DevOps engineer:
Which of the following would the application parsing this file MOST likely have to support?
A. YAML
B. AJAX
C. JSON
D. SOAP
Correct Answer: C
QUESTION 2
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
Correct Answer: A
Reference: https://access.redhat.com/solutions/2316
QUESTION 3
An engineer is working on a production application deployment that requires changing a web application property file
called server.property that is managed by the Git version control system. A cloned copy of the remote repository in
which the server.property file exists is on the local desktop computer. The engineer makes appropriate changes to the
files, saves it as server.property, and executes git commit ? “changed the property file” server.property. Which of the
following commands did the engineer fail to perform?
A. git init server.property
B. git merge server.property
C. git add server.property
D. git push server.property
Correct Answer: D
Reference: https://www.earthdatascience.org/workshops/intro-version-control-git/basic-git-commands/
QUESTION 4
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
Correct Answer: B
QUESTION 5
A Linux systems administrator needs to set permissions on an application with the following parameters:
The owner of the application should be able to read, write, and execute the application. Members of the group should be
able to read and execute the application. Everyone else should not have access to the application. Which of the
following commands would BEST accomplish these tasks?
A. chmod 710
B. chmod 730
C. chmod 750
D. chmod 760
Correct Answer: D
QUESTION 6
Which of the following would allow remote users to access a corporate server? (Choose two.)
A. VPN server
B. SMTP server
C. NTP server
D. SSH server
E. DHCP server
F. File server
Correct Answer: AD
QUESTION 7
A junior systems administrator created a new filesystem /dev/sda1 with mountpoint /data and added it to the /etc/fstab
for auto-mounting. When the systems administrator tries to mount the file system, the system refuses. Given the output
below:
Which of the following steps is necessary?
A. Change the filesystem from /dev/sda1 to /dev/sda2 and reboot.
B. Change the options to auto,dev,sync,rw,nosuid and run the mount -a command.
C. Change the mount point to data and reboot.
D. Change the dump column to 1 and run the mount -a command.
Correct Answer: B
QUESTION 8
Given the output below:
Which of the following commands can be used to remove MyPhoto.jpg from the current directory?
A. unlink ./MyPhoto.jpg
B. del Pictures/photo.jpg
C. rm –rf ./Pictures
D. rm –f MyPhoto.jpg
E. ln –rm ./Pictures/photo.jpg
Correct Answer: E
QUESTION 9
A Linux administrator needs the “tech” account to have the option to run elevated commands as root. Which of the
following commands would BEST meet this goal?
A. $ su – tech –c “/bin/bash”
B. # usermod –aG wheel tech
C. # sudo –I tech
D. # groupadd –u tech –g root
Correct Answer: C
QUESTION 10
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
Correct Answer: A
Reference: https://www.sfu.ca/computing/about/support/tips/remote-to-linux-with-gui.html
QUESTION 11
An administrator is reviewing updates in the master online Git repository and notices a file named .htaccess. The file
contains passwords and should only be in the administrator\\’s local repository, not the online one. Which of the
following would prevent this file from appearing online in the future?
A. git commit -m “File Update” -x .htaccess
B. sed -i \\’s/#Preserve Hidden=True/Preserve Hidden=True/g\\’ .git/config
C. chown nobody:nodoby .htaccess
D. echo “.htaccess” >> .gitignore
Correct Answer: D
QUESTION 12
A junior administrator is configuring local name lookups for fully qualified domain names in an isolated environment. The
administrator is given a checklist and must accomplish the following tasks:
Add localhost with loopback address.
Add 192.168.192.12/24 to resolve to database01.comptia.org
Given this scenario, which of the following steps should the administrator perform to accomplish these tasks?
A. Open the /etc/nsswitch.conf file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
B. Open the /etc/dhcpd.conf file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
C. Open the /etc/hosts file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
D. Open the /etc/network file with a file editor and add the following lines:
127.0.0.1 localhost
192.168.192.12 database01.comptia.org
Correct Answer: C
QUESTION 13
A Linux systems administrator needs to provision multiple web servers into separate regional datacenters. The systems
architect has instructed the administrator to define the server infrastructure using a specific tool that consumes a textbased file.
Which of the following is the BEST reason to do this?
A. To document the infrastructure so it can be included in the system security plan
B. To ensure the administrator follows the planning phase of the system development life cycle
C. To define the infrastructure so it can be provisioned consistently with minimal manual tasks
D. To validate user requirements have been met within each regional datacenter for compliance
Correct Answer: B
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