Question 101

A systems administrator needs to append output of ls -lha /optcommand to the contents of a test.txt file.
Which of the following commands will accomplish this?
  • Question 102

    A systems administrator is attempting to access a server by SSH. The Linux administrator ensures that the SSH keys on the remote server were unable to connect. The following error message is being displayed:

    Which of the following needs to be changed on order for the administrator to access the server via SSH?
  • Question 103

    An administrator needs to see a list of the system user's encrypted passwords. Which of the following Linux files does the administrator need to read?
  • Question 104

    On a UEFI-based system, which of the following invokes GRUB2 from the EFI command prompt?
  • Question 105

    Which of the following is a difference between YAML and JSON?