An administrator reviews the following configuration file provided by a DevOps engineer:

Which of the following would the application parsing this file MOST likely have to support?

Which of the following is the purpose of the monitoring server role?

A junior Linux administrator is optimizing a system in which an application needs to take priority 0 when running the process. The administrator runs the ps command and receives the following output:

Given this scenario, which of the following steps will address this issue?

A systems administrator installs a simple package, but the Linux system returns the following error: rpmdb open fails. To verify if there is a problem in the RPM database, the systems administrator runs the following command:

Which of the following commands should the systems administrator run NEXT to resolve this issue?

A Linux administrator needs to know the MAC address of the server's gateway.
Which of the following commands should the administrator run to obtain this information?