LX0-104 試験問題を無料オンラインアクセス

What is the difference between the commands test -e path and test -f path?

• A.Both options check the existence of the path. The -f option also confirms that it is a regular file.
• B.The -f option tests for a regular file. The -e option tests for an executable file.
• C.The -f option tests for a regular file. The -e option tests for an empty file.
• D.They are equivalent options with the same behaviour.

What output will the following command produce?
seq 1 5 20

• A.1
  2
  3
  4
• B.1
  5
  10
  15
• C.2
  3
  4
  5
• D.1
  6
  1
  1
  1
  6
• E.5
  10
  15
  20

What is true regarding a default route?

• A.The default route is always used first. When the default route is not available more specific routes are tried.
• B.Without a default route, no network communication even in directly attached networks is possible.
• C.The default route is only used if there is not a more specific route to a destination host or network.
• D.When a default route is set, all other routes are disabled until the default route is deleted.

What of the following can be done by the command ifconfig? (Choose TWO correct answers.)

• A.Set a network interface active or inactive.
• B.Specify which network services are available on a network interface.
• C.Specify the kernel module to be used with a network interface.
• D.Allow regular users to change the network configuration of a network interface.
• E.Change the netmask used on a network interface.

Which command will set the local machine's timezone to UTC?

• A.mv /usr/timezone/UTC /etc
• B.date --timezone=UTC
• C.ln -s /usr/share/zoneinfo/UTC /etc/localtime
• D.cat UTC > /etc/timezone