Search Engines AltaVista Search engines are the card catalog of the Internet library. Many search engines have catagorized their databases, creating directories for information of different subjects. Others specialize in cataloging shareware programs , people or businesses .
All search engines utilize some set of commands to get results.
Many of the commands are listed here . Below is a table comparing search engines . It shows the number of pages searched, how often the pages are updated and how large the databases are. Keep in mind that all these nubmers are estimates and most are probably very low compared to todays Internet. PC3.ORG These sites have many of the search engines gathered on one page for your convenience.