RHCSA RHCSA SSH and Remote Access Configuration 2

Question 1

Which SSH option allows you to log in as a specific user to a remote host?

Accepted Answer

ssh -l username host

Answer

ssh --user=username host

Answer

ssh -u username host

Answer

ssh -id username host

Question 2

What `sshd_config` setting limits SSH access to only specific users?

Accepted Answer

AllowUsers

Answer

PermitUsers

Answer

UserWhitelist

Answer

AllowLogin

Question 3

Which port does SSH use by default?

Accepted Answer

22

Answer

23

Answer

21

Answer

2222

Question 4

What directive in `sshd_config` enables or disables password authentication?

Accepted Answer

PasswordAuthentication

Answer

AuthMethod

Answer

UsePassword

Answer

LoginMethod

Question 5

Which file on RHEL must be updated to allow the new SSH port through the SELinux policy?

Accepted Answer

semanage port -a -t ssh_port_t -p tcp NEWPORT

Answer

/etc/selinux/ssh_ports

Answer

/etc/ssh/selinux.conf

Answer

setsebool -P ssh_port NEWPORT

Question 6

What command verifies the syntax of the SSH server configuration file without restarting the service?

Accepted Answer

sshd -t

Answer

sshd --check

Answer

sshdconfig -v

Answer

systemctl verify sshd