A systems administrator pressed Ctrl+Z after starting a program using the command line, and the shell prompt was presented. In order to go back to the program, which of the following commands can the administrator use?
Correct Answer:
A
Ctrl+Z suspended the process, and "fg" will bring it back into the foreground of the shell
A systems administrator is investigating an issue in which one of the servers is not booting up properly. The journalctl entries show the following:
Which of the following will allow the administrator to boot the Linux system to normal mode quickly?
Correct Answer:
A
A Linux system is failing to boot with the following error:
Which of the following actions will resolve this issue? (Choose two.)
Correct Answer:
BD
A systems administrator installed a new software program on a Linux server. When the systems administrator tries to run the program, the following message appears on the screen.
Which of the following commands will allow the systems administrator to check whether the system supports virtualization?
Correct Answer:
B
To harden one of the servers, an administrator needs to remove the possibility of remote administrative login via the SSH service. Which of the following should the administrator do?
Correct Answer:
B
