Exam 16: Internet Resource Tools

If a search engine returns too many results, try eliminating the least important search terms or concepts, broadening the subject, or using more general vocabulary when selecting terms.

Search engines use a specialized computer program called a ____ that travels from site to site indexing, or cataloging, the contents of the pages based on keywords.

The main advantage of a subject directory is that it ____.

IRC is a multichannel system supported by servers that enable conversations, group or individual, on a worldwide basis.

A(n) ____________________ uses circular symbols to illustrate Boolean logic.

Newsletters are a convenient way to keep current on topics of interest.

A computer called a list server directs e-mail to people who subscribe to, or join, a mailing list.

A(n) ____________________ is an online meeting place where users can interact and converse in real time.

Web publishers use RSS feeds to distribute news and updates to subscribers, who can read the content with software called an RSS reader.

A(n) ____ is a Web-based log, or journal.

The Internet allows users to visit the ____________________, which contains billions of text and multimedia documents called Web pages.

A(n) ____________________ is a software program that allows users to access and display Web pages delivered by a Web server.

A phrase is less specific than an AND operator, because it does not specify an exact placement of terms.

Companies are increasingly using intranets as a means of sharing information and working toward common solutions.

The ____________________ is a worldwide network that integrates many thousands of other networks, which in turn link millions of government, business, educational, and personal users around the globe.

____________________ allows users to exchange messages immediately, even while they are working in another program or application.

The more terms or concepts combined in an AND search, the greater the number of pages that will be returned; the AND operator always is used to broaden a set of search results.

Google is an indexed search engine that organizes and ranks the results of a search.

A(n) ____________________, which uses e-mail to communicate, is similar to a newsgroup in that it provides a forum for people who want to exchange information about specific topics.

Which of the following is NOT a disadvantage of online learning?