A customer using private IP addressing needs to connect to the Internet.
Which common IP service allows this?

Answer(s): B

Which choice lists the devices on which Network Address Translation (NAT) would be implemented?

Answer(s): C

Why does DNS use UDP for name queries and TCP for server-to-server configuration transfers?

Because the checksum is optional with TCP
Because slower connection oriented communications occur with UDP
Because UDP reduces overhead where reliability is not the primary concern
Because UDP allows more reliable connectionless communications on the local
network.

Answer(s): C