Answer:
Purpose. Domain names serve to identify Internet resources, such as computers, networks, and services, with a text-based label that is easier to memorize than the numerical addresses used in the Internet protocols.
Linus ss
Explanation:
The ss (socket statistics) command provides a lot of information by displaying details on socket activity. One way to get started, although this may be a bit overwhelming, is to use the ss -h (help) command to get a listing of the command's numerous options. Another is to try some of the more useful commands and get an idea what each of them can tell you.
One very useful command is the ss -s command. This command will show you some overall stats by transport type. In this output, we see stats for RAW, UDP, TCP, INET and FRAG sockets.
Answer:C) PEAP(Protected Extensible Authentication Protocol)
Explanation: PEAP(Protected Extensible Authentication Protocol) is the protocol that is used in point-to-point network connection and wireless network connection.It is the version of EAP(Extensible Authentication Protocol) with the advantage of protection to maintain the security.
Other options are incorrect because EAP-FAST is the EAP protocol with that has flexible authentication through secure tunneling, EAP-TLS is the EAP protocol with the transfer layer security and EAP is used for the expansion of authentication method for the network between internet and computer system.Thus, the correct option is option(c).