Online Access Free 102-400 Practice Test

CORRECT TEXT
Which command is used to add an empty group to the system? (Specify ONLY the command without any path or parameters.)

To prevent a specific user from scheduling tasks with at, what should the administrator do?

• A.Add the specific user to /etc/at.allow file.
• B.Add the specific user to /etc/at.deny file.
• C.Add the specific user to [deny] section in the /etc/atd.conf file.
• D.Add the specific user to nojobs group.
• E.Run the following: atd --deny [user].

On a regular users workstation the route command takes a long time before printing out the routing table. Which of the following errors does that indicate?

• A.One of the routers in the routing table is not available which causes the automatic router failure detection mechanism (ARF-D) to wait for a timeout.
• B.There may accidentally be more than one default router in which case a default router election has to be done on the network in order to choose one router as the default.
• C.DNS resolution may not be working as route by default tries to resolve names of routers and destinations and may run into a timeout.
• D.The local routing information may be corrupted and must be re-validated using a routing protocol.

In case neither cron.allow nor cron.deny exist in /etc/, which of the following is true?

• A.Without additional configuration, no users may have user specific crontabs.
• B.The cron daemon will refuse to start and report missing files in the system's logfile.
• C.When a user creates a user specific crontab the system administrator must approve it explicitly.
• D.Without additional configuration, all users may have user specific crontabs.

Which configuration file would be edited to change the default options for outbound SSH sessions?

• A./etc/ssh/ssh
• B./etc/ssh/ssh_client
• C./etc/ssh/ssh_config
• D./etc/ssh/sshd_config
• E./etc/ssh/client