Exam 2: Communications, Networks, the Internet, and the World Wide Web

All of the following kinds of networks are included in the network shown in the accompanying figure EXCEPT ____.

A search ____ is a specific type of search tool that finds Web sites, Web pages, and Internet files that match one or more keywords you enter.

Streaming video does not have much potential for school use.

Adding an article to a newsgroup is done through a process called ____.

Web pages that use multimedia elements often include links to Web sites that contain the required plug-in or helper.

In a network, a(n) ____________________ is the main computer in a network of computers connected by communications links.

Fees for using an online service usually are slightly lower than fees for an ISP.

Simple ____ applications consist of individual files, such as movies or television clips, that must be downloaded completely before viewing.

In the theory known as signal convergence, every mass medium eventually merges into one medium due to the advent of new communications technologies.

Unlike the network in the accompanying figure, a(n) ____ covers a large geographical region.

Web pages can be accessed and viewed using a software program called a ____.

____ signals like those shown in the accompanying figure are signals that are comprised of a continuous electrical wave.

____________________ means that chat users and the people with whom they are conversing are online at the same time.

The world's largest network is the Web , as shown in the accompanying figure.

A(n) ____ is a computer that allows users to upload and download files using FTP.

If the discussion in a particular newsgroup is appealing, a user can ____ to it, which means its location is saved in a newsreader so it can be accessed easily in the future.

Once a chat client has been installed, conversations can be created or joined on a chat server.

The network shown in the accompanying figure has its roots in a networking project started by the U.S. Department of Defense's ____.

A local area network (LAN) covers a large geographical region, such as a school, office building, or group of buildings.

Text that is animated to scroll across the Web page screen, called a(n) ____________________, can serve as a ticker to display stock updates, news, sports scores, or weather.