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

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

Twisted-pair cable consists of pairs of plastic-coated fiber-optic wires twisted together. _________________________

E-mail has become a primary communications method for both personal and business use.

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

Telephone equipment originally was designed to carry only voice transmission, which is comprised of a continuous electrical wave called a(n) digital signal. _________________________

To develop a Web page, it is necessary to be a computer programmer - and to learn advanced HTML.

Using the following URL, describe each of the four listed components http://www.us-parks.com/grand_canyon/scenic_vistas.html

The accompanying figure is an example of a(n) ____ network.

A collection of related Web pages that can be accessed electronically is called a ____.

Each computer's location on the Internet has a specific numeric address consisting of five groups of numbers.

Modified Multiple Choice The Internet is used to ____.

A newsreader enables a user to access a newsgroup to read a previously entered message, called a(n) ____.

Bookmark lists, also called ____________________, are stored on your computer and may be used in future Web sessions.

A(n) communications ____________________ is a collection of computers and other equipment organized to share data, information, hardware, and software.

Web 2.0 or Semantic Web is when the semantics of information and services on the Web is defined, thus allowing the Web to understand and satisfy the requests of people to use the Web content instantly.

A(n) ____ is an outline of user standards that reminds teachers, students, and parents that they are guests on the Internet.

Streaming video does not have much potential for school use.

____________________ is the simulation of a real or imagined environment that appears as a three-dimensional (3-D) space.

A subject ____ is a type of search tool that allows users to navigate to areas of interest without having to enter keywords.