Online Access Free LX0-104 Practice Test

What is the purpose of thexhostprogram?

• A.Send informational messages to all users logged into a host using X11.
• B.Grant or revoke access to a X11 session.
• C.Display the MOTD and other important information when a user logs in via X11.
• D.Start the X11 server and announce its availability within the local network.
• E.Install all packages and video drivers required to run X11 on a host.

On a machine running several X servers, how are the different instances of the X11 server identified?

• A.By a display name like: 1.
• B.By a unique IPv6 address from thefe80: : /64subnet.
• C.By a fixed UUID that is defined in the X11 configuration file.
• D.By a device name like/dev/X11/xservers/1.

Depending on the host's configuration, which of the following files can be used to turn on and off network services running on a host? (Choose two.)

• A./etc/services
• B./etc/profile
• C./etc/xinetd.conf
• D./etc/host.conf
• E./etc/inetd.conf

FILL BLANK
In which file, if present, must all users be listed that are allowed to use the cron scheduling system? (Specify the full name of the file, including path.)

What is the purpose of the command mailq?

• A.It is a proprietary tool contained only in the qmail MTA.
• B.It fetches new emails from a remote server using POP3 or IMAP.
• C.It is a multi-user mailing list manager.
• D.It queries the mail queue of the local MTA.
• E.It is a command-line based tool for reading and writing emails.