Which of the following boot methods can a Linux administrator use to boot a Linux server remotely via a network interface card instead of a local disk?

Which of the following is considered best practices when using definition files for the provisioning of Linus servers to the cloud?

Which of the following should an administrator use to display just the remote web browser locally?

A system administrator has set up third-party log aggregation agents across several cloud instances. The systems administrator wants to create a dashboard of failed SSH attempts and the usernames used.
Which of the following files should be watched by the agents?

A system administrator is troubleshooting a web server that runs in a container. After the log is retained, the container occasionally stops logging to a log file. Fortunately, the vendor provides a custom signal that allows the application to reconnect to the log file. Which of the following would be BEST for the administrator to run the containers?