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Which of the following technologies did the systems administrator use to complete this task?
A systems administrator is tasked with creating a cloud-based server with a public IP address. Which of the following technologies did the systems administrator use to complete this task?A . PuppetB . GitC . AnsibleD . TerraformView AnswerAnswer: D Explanation: The systems administrator used Terraform to create a cloud-based server...
Which of the following PAM modules will accomplish this task?
A systems administrator is tasked with preventing logins from accounts other than root, while the file /etc/nologin exists. Which of the following PAM modules will accomplish this task?A . pam_login.soB . pam_access.soC . pam_logindef.soD . pam_nologin.soView AnswerAnswer: D Explanation: The PAM module pam_nologin.so will prevent logins from accounts other than...
Which of the following files holds the system configuration for journal when running systemd?
Which of the following files holds the system configuration for journal when running systemd?A . /etc/systemd/journald.confB . /etc/systemd/systemd-journalctl.confC . /usr/lib/systemd/journalctl.confD . /etc/systemd/systemd-journald.confView AnswerAnswer: A Explanation: The file that holds the system configuration for journal when running systemd is /etc/systemd/journald.conf. This file contains various settings that control the behavior of the...
Which of the following is a function of a bootloader?
Which of the following is a function of a bootloader?A . It initializes all the devices that are required to load the OS.B . It mounts the root filesystem that is required to load the OS.C . It helps to load the different kernels to initiate the OS startup process.D...
Which of the following commands will extract the files?
A Linux administrator recently downloaded a software package that is currently in a compressed file. Which of the following commands will extract the files?A . unzip -vB . bzip2 -zC . gzipD . funzipView AnswerAnswer: C Explanation: The command gzip can extract files that are compressed with the gzip format,...
Which of the following commands will achieve the desired effect?
A systems administrator wants to back up the directory /data and all its contents to /backup/data on a remote server named remote. Which of the following commands will achieve the desired effect?A . scp -p /data remote:/backup/dataB . ssh -i /remote:/backup/ /dataC . rsync -a /data remote:/backup/D . cp -r...
Which of the following commands should the administrator use for this task?
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?A . git reflogB . git pullC . git statusD . git pushView AnswerAnswer:...
Which of the following commands can be used to copy a key file to remote servers?
A new Linux systems administrator just generated a pair of SSH keys that should allow connection to the servers. Which of the following commands can be used to copy a key file to remote servers? (Choose two.)A . wgetB . ssh-keygenC . ssh-keyscanD . ssh-copy-idE . ftpdF . scpView AnswerAnswer:...
Which of the following commands should the administrator use to identify the correct version of this file?
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?A . rpm -qa | grep kernel; uname -aB . yum -y update; shutdown -r nowC ....
Which of the following would the administrator do to complete this requirement?
A systems administrator created a web server for the company and is required to add a tag for the API so end users can connect. Which of the following would the administrator do to complete this requirement?A . hostnamectl status --no-ask-passwordB . hostnamectl set-hostname "$(perl -le "print" "A" x 86)"C...
