A Linux administrator is configuring a group directory in which all members in the Admins group can share and edit files and create subdirectories with the same attributes. The administrator creates the directory as follows:
Mkdir /shared
Chgrp Admins /shared
Which of the following command should the administrator execute so users can work in the directory as required?

An administrator is adding an existing user named ''buddy'' to the Apache group. Which of the following should the administrator perform to accomplish this task?

A systems administrator uses a remote execution engine to iterate through each IP address in a network and run a script on remote hosts. The script captures the remote system's hostname, IP address, OS distribution, and system uptime. The output of the script gets saved to the administrator's local workstation for future processing.
Which of the following is this an example of?

Joe, a user, reports there is data missing after a reboot of the system he is using. The data he was working on was located in /opt/data/user1. A Linux administrator runs the following commands and receives the resulting output.

Which of the following should the administrator perform to resolve the issue?

A four-drive Linux NAS has been improperly configured. Each drive has a capacity of 6TB, for a total storage capacity of 24TB. To reconfigure this unit to be not pluggable for drive replacement and provide total storage of 11TB to 12TB, which of the following would be the correct RAID configuration?