A Linux administrator needs to create a new user named user02. However, user02 must be in a different home directory, which is under /comptia/projects. Which of the following commands will accomplish this task?

useradd -d /comptia/projects user02

useradd -m /comptia/projects user02

useradd -b /comptia/projects user02

useradd -s /comptia/projects user02

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?

Replace the failed drive and reconfigure the mirror.

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.

A systems administrator was tasked with assigning the temporary IP address/netmask 192.168.168.1/255.255.255.255 to the interface eth0 of a Linux server.When adding the address, the following error appears:# ip address add 192.168.168.1/33 dev eth0Error: any valid prefix is expected rather than "192.168.168.1/33".Based on the command and its output above, which of the following is the cause of the issue?

The CIDR value /33 should be /32 instead.

There is no route to 192.168.168.1/33.

The interface eth0 does not exist.

The IP address 192.168.168.1 is already in use.

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 unavailableThe 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=ssh

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

A Linux administrator is adding a new configuration file to a Git repository. Which of the following describes the correct order of Git commands to accomplish the task successfully?

pull -> push -> add -> checkout

checkout -> push -> add -> pull

A systems administrator is tasked with mounting a USB drive on a system. The USB drive has a single partition, and it has been mapped by the system to the device /dev/sdb. Which of the following commands will mount the USB to /media/usb?

mount -t usb /dev/sdb1 /media/usb

A developer reported an incident involving the application configuration file /etc/httpd/conf/httpd.conf that is missing from the server. Which of the following identifies the RPM package that installed the configuration file?

rpm -qf /etc/httpd/conf/httpd.conf

rpm -ql /etc/httpd/conf/httpd.conf

rpm -query /etc/httpd/conf/httpd.conf

rpm -q /etc/httpd/conf/httpd.conf

A cloud engineer needs to launch a container named web-01 in background mode. Which of the following commands will accomplish this task''

docker run -d --name web-01 httpd

docker builder -f -name web-01 httpd

docker load --name web-01 httpd

docker ps -a --name web-01 httpd

docker run -d --name web-01 httpd

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

$ 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

In order to copy data from another VLAN, a systems administrator wants to temporarily assign IP address 10.0.6 5/24 to the newly added network interface enp1s0f1. Which of the following commands should the administrator run to achieve the goal?

ip addr add 10.0.6.5/24 dev enpls0f1

echo "IPV4_ADDRESS=10.0.6.5/24" > /etc/sysconfig/network-scripts/ifcfg-enplsOfl

nmcli conn add lpv4.address-10.0.6.5/24 ifname enpls0f1

The security team has identified a web service that is running with elevated privileges A Linux administrator is working to change the systemd service file to meet security compliance standards.Given the following output: Which of the following remediation steps will prevent the web service from running as a privileged user?

Adding the User-webservice to the [Service] section of the service file

Removing the ExecStarWusr/sbin/webserver -D SOPTIONS from the service file

Updating the Environment File line in the [Service] section to/home/webservice/config

Adding the User-webservice to the [Service] section of the service file

Changing the:nulti-user.target in the [Install] section to basic.target

A Linux administrator needs to connect securely to a remote server in order to install application software. Which of the following commands would allow this connection?

ssh -i "ABC-key.pem" root@10.0.0.1

scp "ABC-key.pem" root@10.0.0.1

ssh -i "ABC-key.pem" root@10.0.0.1

sftp "ABC-key.pem" root@10.0.0.1

A Linux administrator rebooted a server. Users then reported some of their files were missing. After doing some troubleshooting, the administrator found one of the filesystems was missing. The filesystem was not listed in /etc/f stab and might have been mounted manually by someone prior to reboot. Which of the following would prevent this issue from reoccurring in the future?

Create a mount unit and enable it to be started at boot.

Remount all the missing filesystems

A systems administrator is encountering performance issues. The administrator runs 3 commands with the following output The Linux server has the following system propertiesCPU: 4 vCPUMemory: 50GBWhich 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

A Linux systems administrator is troubleshooting an I/O latency on a single CPU server. The administrator runs a top command and receives the following output:%Cpu(s): 0.2 us, 33.1 sy, 0.0 ni, 0.0 id, 52.4 wa, 0.0 hi, 0.2 si, 0.0 stWhich of the following is correct based on the output received from the executed command?

The server's CPU is spending too much time waiting for data inputs.

The server's CPU is taking too long to process users' requests.

The server's CPU shows a high idle-time value.

The server's CPU is spending too much time waiting for data inputs.

The server's CPU value for the time spent on system processes is low.

CompTIA XK0-005 Practice Test 4 - Free Online Exam Prep & Questions

A systems administrator is tasked with setting up key-based SSH authentication. In which of the following locations should the administrator place the public keys for the server?

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CompTIA XK0-005 Practice Test 4

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