| A | B |
| individual search engine | large amounts of results, including duplicates |
| meta search engine | results from several search engines, excluding duplicatess |
| subject directory | databases maintained by humans |
| keyword | Keying a main idea, phrase, or concept (search string) in the search box |
| field | search conducted for a specific title, domain, URL, or host |
| boolean | 1. Uses operators with keywords to narrow search parameters |
| miscellaneous | spell checker, language support, phonebook, math |
| operators | AND, OR |
| phonebook | uses phone numbers to search for locations and addresses |
| spell checker | gives suggestions if the word keyed for the search is spelled incorrectly |
| differentiated language support | searches for words in different languages |
| quotation marks | put around a phrase to search for entire phrase |