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AltaVista is a full-featured search engine, once famous, but now its status has been replaced by Google. Even so, it is considered to be one of the Full-text search engines with the most perfect function and high search accuracy. As of June 2002, AltaVista declared that its database has 1.1 billion web files, and has been upgraded to a level of industry-leading search accuracy.
AltaVista provides regular search, advanced search, and subject search topics including images (Images), Mp3/audio & Video, and more. The home page displays the LookSmart index directory and provides LookSmart registration. Advanced Search provides users with dates, languages, Boolean logic, and approximate criteria for searching. General and advanced searches allow searches for title, URL, or specific domain name. Users can also search for conditions by filling in text in custom search terms, including title, URL, Host, Links (such as anchor, applet, image, and text).
allows searches in 25 different languages and provides translations in English, French, German, Italian, Portuguese and Spanish. Other features include major news (from 6 hours to 14 days), newsgroups and shopping enquiries.
Search Rules: You can use the "" number for exact matching queries, but most of the time, even if you do not use the "" number, AltaVista also default to exact matching method query, does not support automatic word-breaking query, but allows the use of wildcard "*". distinguishes between uppercase and lowercase letters. When you query with uppercase letters, the default is an exact match, that is, the query results do not include lowercase keywords, and when you query in lowercase letters, look for both uppercase and lowercase.
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Search results page first lists 3 "Featured Sites" from Overture's paid web site. Then, if there are news related to the query criteria, a few news links are listed. Next is a page that is found from your own database. At some point, the bottom of the page is under the heading "Extend Your Search" to list 4 paid websites from Overture.
AltaVista's "Spider" Program is named "Scooter". AltaVista used to be the fastest search engine, typically from submissions to being indexed in just 1-2 weeks, the fastest in just 3 days. At present, due to the experience of reorganization, the speed of renewal is greatly affected.
(note: For various reasons, the current domestic users can not directly access AltaVista)
Related:
Foreign Search Engine Introduction---Lycos
Foreign Search Engine Introduction---alltheweb
Foreign Search Engine Introduction---hotbot
Foreign Search Engine Introduction----Overture
