Exam 15: Networks

____________ computing is a service that provides storage space and other resources on the Internet.

Which of the following is made up of 128 bits?

Which of the following breaks messages into packets, hands them off for delivery, and then orders and reassembles them at their destination?

A(n) _______________ is a set of rules that defines how data is formatted and processed on a network.

A(n) _______________ is a computer that attempts to translate a hostname into an IP address.

Which of the following is the term used to describe a machine and software that protects a network from inappropriate access?

The domain name system (DNS) uses one large table to map hostnames to IP addresses.

Which of the following would correspond to an organization, such as a university or company?

Computer networks may be connected without the use of physical wires.

.com and .edu are examples of which of the following?

Data transfer rate is also referred to as _______________.

The layered approach to networking allows new protocols to be developed without abandoning fundamental aspects of lower levels.

A ring topology is a LAN configuration in which a central node controls all message traffic.

Which of the following is a high-level protocol used to specify the transfer of electronic mail?

matisse.csc.villanova.edu is an example of a(n) _______________ that uniquely identifies one computer among all others on the Internet.

Network packets contain instructions regarding the route they should travel to reach their destination.

Which of the following would correspond to an organization, such as a university or company?

IPv6 operates in parallel with IPv4 addressing, creating essentially two parallel networks.

Which of the following provides a way to uniquely identify a single computer among all others on the Internet?

A firewall is a barrier that protects network equipment from physical damage.