While booting an Intel 64-bit Debian UEFI desktop from power up, the prompt ts0> was displayed, indicating the bootloader failed. Which of the following will complete the boot process to a GRUB2 menu?

A systems administrator needs to conduct maintenance on a server.
Which of the following commands will place the administrator in the appropriate runlevel?

A Linux administrator wants to obtain a list of files and subdirectories in the /etc directory that contain the word "services". Once the files and subdirectories are discovered, they should be listed alphabetically in the /var/tmp/foundservices file. Which of the following shell scripts will accomplish this task?

Which of the following directories will help an administrator identify the specifications of a Linux server in term of resources?

A developer has contacted a systems administrator because an application is not receiving a response from the client. The application must purge the message queue before terminating. Which of the following should the systems administrator perform in order to BEST address the issue?