LX0-104 Practice Questions

Which configuration file would be edited to change default options for the OpenSSH server?

Which of the following find commands will print out a list of files owned by root and with the SUID bit set in /usr?

Which of the following commands preloads and manages keys that are used for automatic authentication while logging in to other machines using SSH?

What is a purpose of an SSH host key?

Which of the following commands can be used to limit the amount of memory a user may use?

Which of the following commands connects to the remote host example.com which has OpenSSH listening on TCP port 2222? (Choose TWO correct answers.)

Which of the following resources can be directly limited for a given user using ulimit? (Choose three correct answers.)

Which of the following commands gets the GnuPG public key with the id 63B4835B from the keyserver ? example.com

What is true regarding public and private SSH keys? (Choose two correct answers.)

Which of the following commands can modify or set the password expiration for a user? (Choose two correct answers.)

What happens if the password of a user in the /etc/shadow file is prepended with the ! character?

Which configuration file does sudo read when determining if a user is permitted to run applications with root privileges?

How do shadow passwords improve the password security in comparison to standard passwd passwords?