Linux Foundation Linux Foundation Certified System Administrator LFCS Exam Dumps: Updated Questions & Answers (October 2025)

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It must be sent by any SSH client in addition to a user key in order to identify the client's host.

It provides the server's identity information to connecting SSH clients.

It is the root key by which all user SSH keys must be signed.

It authenticates any user that logs into a remote machine from the key's host.

It is used by system services like cron, syslog or a backup job to automatically connect to remote hosts.

Use the tar command with -t.

Use the grep command.

Use the find command.

Use the zless command.

Use the zlist command.

/etc/ssh/sshd_config

/etc/ssh/ssh

/etc/ssh/server

/etc/ssh/ssh_config

/etc/ssh/ssh_server

kill -PIPE 123

kill -KILL 123

kill -STOP 123

kill -TERM 123

It is used to configure where the C library looks for system information such as host names and user passwords.

It is used to configure network protocol port numbers such as for HTTP or SMTP.

It is used to configure LDAP authentication services for the local system.

It is used to configure which network services will be turned on during the next system boot.