Web pages contain links to other web pages. If you have a page to start from, you can follow links in any direction. Some pages are lists of links like the ones we'll look at below. Directories and subject guides. In the directory services, web pages are evaluated and categorized by human indexers.
Directories are usually both browseable and searchable.
When searching in some directories, you may be told to use Boolean Operators. Britannica Internet Guide Internet sites on a variety of topics, selected and rated by Britannica's editorial staff. The Scout Report Web sites selected, reviewed, and classified by a team of librarians and subject specialists. Published every Friday both on the web and by e-mail. Automatic indexing is used to discover, retrieve, and index web sites without human involvement.