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Which of the following commands will accomplish this task?
A Linux engineer is setting the sticky bit on a directory called devops with 755 file permission. Which of the following commands will accomplish this task?A . chown -s 755 devopsB . chown 1755 devopsC . chmod -s 755 devopsD . chmod 1755 devopsView AnswerAnswer: D Explanation: The command that...
Which of the following should be executed FIRST?
A systems administrator made some changes in the ~/.bashrc file and added an alias command. When the administrator tried to use the alias command, it did not work. Which of the following should be executed FIRST?A . source ~/.bashrcB . read ~/.bashrcC . touch ~/.bashrcD . echo ~/.bashrcView AnswerAnswer: A...
Which of the following commands will accomplish this task?
A systems administrator wants to test the route between IP address 10.0.2.15 and IP address 192.168.1.40. Which of the following commands will accomplish this task?A . route -e get to 192.168.1.40 from 10.0.2.15B . ip route get 192.163.1.40 from 10.0.2.15C . ip route 192.169.1.40 to 10.0.2.15D . route -n 192.168.1.40...
Which of the following should the administrator do to address this issue?
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...
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...
