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Guide for CompTIA Linux+ Certification

Quiz CompTIA Linux+ Certification

Free Test
/ 10

Quiz

1/10
Junior system administrator had trouble installing and running an Apache web server on a Linux
server. You have been tasked with installing the Apache web server on the Linux server and resolving
the issue that prevented the junior administrator from running Apache.




INSTRUCTIONS
Install Apache and start the service. Verify that the Apache service is running with the defaults.
Typing “help” in the terminal will show a list of relevant event commands.
If at any time you would like to bring back the initial state of the simulation, please click the Reset All
button.




Certification Exam CompTIA Linux+ Certification CompTIA CompTIA-XK0-005 34-1621807340
Select the answer
1 correct answer
Option A is correct.
below.
yum install httpd
systemctl --now enable httpd
systemctl status httpd
netstat -tunlp | grep 80
pkill <processname>
systemctl restart httpd
systemctl status httpd

Quiz

2/10
An administrator accidentally deleted the /boot/vmlinuz file and must resolve the issue before the
server is rebooted. Which of the following commands should the administrator use to identify the
correct version of this file?
Select the answer
1 correct answer
A.
rpm -qa | grep kernel; uname -a
B.
yum -y update; shutdown -r now
C.
cat /etc/centos-release; rpm -Uvh --nodeps
D.
telinit 1; restorecon -Rv /boot

Quiz

3/10
A cloud engineer needs to change the secure remote login port from 22 to 49000. Which of the
following files should the engineer modify to change the port number to the desired value?
Select the answer
1 correct answer
A.
/etc/host.conf
B.
/etc/hostname
C.
/etc/services
D.
/etc/ssh/sshd_config

Quiz

4/10
A new file was added to a main Git repository. An administrator wants to synchronize a local copy
with the contents of the main repository. Which of the following commands should the administrator
use for this task?
Select the answer
1 correct answer
A.
git reflog
B.
git pull
C.
git status
D.
git push

Quiz

5/10
A Linux administrator needs to redirect all HTTP traffic temporarily to the new proxy server
192.0.2.25 on port 3128. Which of the following commands will accomplish this task?
Select the answer
1 correct answer
A.
iptables -t nat -D PREROUTING -p tcp --sport 80 -j DNAT - -to-destination 192.0.2.25:3128
B.
iptables -t nat -A PREROUTING -p top --dport 81 -j DNAT –-to-destination 192.0.2.25:3129
C.
iptables -t nat -I PREROUTING -p top --sport 80 -j DNAT –-to-destination 192.0.2.25:3129
D.
iptables -t nat -A PREROUTING -p tcp --dport 80 -j DNAT –-to-destination 192.0.2.25:3128

Quiz

6/10
Developers have requested implementation of a persistent, static route on the application server.
Packets sent over the interface eth0 to 10.0.213.5/32 should be routed via 10.0.5.1. Which of the
following commands should the administrator run to achieve this goal?
Select the answer
1 correct answer
A.
route -i etho -p add 10.0.213.5 10.0.5.1
B.
route modify eth0 +ipv4.routes "10.0.213.5/32 10.0.5.1"
C.
echo "10.0.213.5 10.0.5.1 eth0" > /proc/net/route
D.
ip route add 10.0.213.5/32 via 10.0.5.1 dev eth0

Quiz

7/10
A user is asking the systems administrator for assistance with writing a script to verify whether a file
exists. Given the following:







Certification Exam CompTIA Linux+ Certification CompTIA CompTIA-XK0-005 2-2256305063




Which of the following commands should replace the <CONDITIONAL> string?
Select the answer
1 correct answer
A.
if [ -f "$filename" ]; then
B.
if [ -d "$filename" ]; then
C.
if [ -f "$filename" ] then
D.
if [ -f "$filename" ]; while

Quiz

8/10
DRAG DROP

As a Systems Administrator, to reduce disk space, you were tasked to create a shell script that does
the following:

Add relevant content to /tmp/script.sh, so that it finds and compresses rotated files in /var/log
without recursion.

INSTRUCTIONS

Fill the blanks to build a script that performs the actual compression of rotated log files.

If at any time you would like to bring back the initial state of the simulation, please click the Reset All
button.







Certification Exam CompTIA Linux+ Certification CompTIA CompTIA-XK0-005 3-3068613603
Select the answer
1 correct answer
Certification Exam CompTIA Linux+ Certification CompTIA CompTIA-XK0-005 4-660832163

Quiz

9/10
A systems administrator is deploying three identical, cloud-based servers. The administrator is using
the following code to complete the task:



Certification Exam CompTIA Linux+ Certification CompTIA CompTIA-XK0-005 5-1400223162


Which of the following technologies is the administrator using?
Select the answer
1 correct answer
A.
Ansible
B.
Puppet
C.
Chef
D.
Terraform

Quiz

10/10
Which of the following technologies can be used as a central repository of Linux users and groups?
Select the answer
1 correct answer
A.
LDAP
B.
MFA
C.
SSO
D.
PAM
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