A Linux administrator installed a new network adapter and temporarily disabled the network service from starting on boot. The partial output of chkconfig is as follows:

Which of the following commands BEST describes how the administrator should re-enable the network service?

A new user has been added to a Linux machine. Which of the following directories would contain the user's
default files?

A Systems administrator needs to examine the output of all kernel-related events since the system was booted. Which of the following would BEST display this information?

A server administrator is given the hash of an account password that needs to be synchronized across all servers.
Which of the following will allow the server administrator to configure the account password?

A Linux administrator receives the following while attempting to remove a file:

Which of the following commands will resolve the issue?