Exam 4: Telecommunications and Networking

Extranets offer limited accessibility to the intranets of participating companies.

A _____ sends messages through several connected LANs or to a wide-area network.

_____ portals support communities such as hobby groups or political parties.

Virtual universities are online universities from which students take classes from home or at an off-site location, via the Internet.

A(n)_____ is a network designed to serve the internal informational needs of a single organization.

An intranet is a network that uses Internet technologies and is designed to serve the information needs of a single organization.

The rightmost part of an Internet name is the top-level specification, or the zone.

Which network application(s)enable(s)users to access information located in databases all over the world?

The network interface card typically houses the LAN's network operating system.

The World Wide Web is a system with universally accepted standards for storing, retrieving, formatting, and displaying information via a client/server architecture.

One exabyte is the same as 1 million megabytes

A major problem of the discovery applications of networks is the huge amount of information available.

In order to ensure that computers developed by different manufacturers can communicate, _____ have been developed.

Network interface cards are special adapters that link an individual device to the communications medium on a local area network.

Refer to IT's About Business 4.1 - Internet Access in Cuba: Which of the following is an incorrect statement?

Skype is an example of _______.

The newest type of videoconferencing technology is ________.

Gal runs a music store. As a music major, he knows a lot about music, but not as much about running a business. You suggest he ________________.