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Which of the following commands will display the operating system?
Which of the following commands will display the operating system?A . uname -nB . uname -sC . uname -oD . uname -mView AnswerAnswer: C Explanation: The command that will display the operating system is uname -o. This command uses the uname tool, which is used to print system information such...
To which of the following configuration files will the required changes need to be made?
Based on an organization’s new cybersecurity policies, an administrator has been instructed to ensure that, by default, all new users and groups that are created fall within the specified values below. To which of the following configuration files will the required changes need to be made?A . /etc/login.defsB . /etc/security/limits.confC...
Which of the following will accomplish this goal?
A Linux administrator created the directory /project/access2all. By creating this directory, the administrator is trying to avoid the deletion or modification of files from non-owners. Which of the following will accomplish this goal?A . chmod +t /project/access2allB . chmod +rws /project/access2allC . chmod 2770 /project/access2allD . chmod ugo+rwx /project/access2allView AnswerAnswer:...
Which of the following RPM options should be used?
A Linux administrator needs to remove software from the server. Which of the following RPM options should be used?A . rpm -sB . rрm -dC . rpm -qD . rpm -eView AnswerAnswer: D Explanation: The RPM option -e should be used to remove software from the server. The rpm command...
Which of the following is causing the error message?
A Linux administrator is trying to remove the ACL from the file /home/user/data. txt but receives the following error message: Given the following analysis: Which of the following is causing the error message?A . The administrator is not using a highly privileged account.B . The filesystem is mounted with the...
Which of the following commands can be used together to accomplish this task?
A Linux systems administrator needs to persistently enable IPv4 forwarding in one of the Linux systems. Which of the following commands can be used together to accomplish this task? (Choose two.)A . sysctl net.ipv4.ip_forwardB . sysctl -w net.ipv4.ip_forward=1C . echo "net.ipv4.ip_forward=1" >> /etc/sysctl.confD . echo 1 > /proc/sys/net/ipv4/ip_forwardE . sysctl...
Which of the following commands will remediate and help resolve the issue?
Some servers in an organization have been compromised. Users are unable to access to the organization’s web page and other services. While reviewing the system log, a systems administrator notices messages from the kernel regarding firewall rules: Which of the following commands will remediate and help resolve the issue? A)...
Which of the following is MOST likely causing the issue?
A Linux administrator would like to use systemd to schedule a job to run every two hours. The administrator creates timer and service definitions and restarts the server to load these new configurations. After the restart, the administrator checks the log file and notices that the job is only running...
Which of the following should administrator use to resolve the device mismatch issue and mount the disk?
A Linux administrator cloned an existing Linux server and built a new server from that clone. The administrator encountered the following error after booting the cloned server: The administrator performed the commands listed below to further troubleshoot and mount the missing filesystem: Which of the following should administrator use to...
Which of the following commands will accomplish this task?
A systems administrator needs to clone the partition /dev/sdc1 to /dev/sdd1. Which of the following commands will accomplish this task?A . tar -cvzf /dev/sdd1 /dev/sdc1B . rsync /dev/sdc1 /dev/sdd1C . dd if=/dev/sdc1 of=/dev/sdd1D . scp /dev/sdc1 /dev/sdd1View AnswerAnswer: C Explanation: The command dd if=/dev/sdc1 of=/dev/sdd1 copies the data from the...
