Study tips LX0-104

Which parameter must be passed to ifconfig to activate a previously inactive network interface?

What is true regarding a default route?

Which of the following lines are valid in the file /etc/hosts?

Which of the following keywords can be used in the file /etc/nsswitch.conf to specify a source for host name lookups?

Which of the following may occur as a consequence of using the command ifconfig?

What is true regarding TCP port 23?

How many IP-addresses can be used for unique hosts inside the IPv4 subnet 192.168.2.128/28?

What is the lowest numbered unprivileged TCP port?

Which of the following statements is valid in the file /etc/nsswitch.conf?

(Specify ONLY the command without any path or parameters.)