Internet search engines

Internet Search Engines

When people need to know about a particular subject, most of them visit an Internet search engine. Internet search engines are special sites on the Web that are designed tohelp people find information stored on other sites. There are differences in the ways various search engines work, but they all perform three basic tasks: They search the Internet based on importantwords; they keep an index of the words they find, and where they find them and they allow users to look for words or combinations of words found in that index.

There are many different searchengines; the most widely Web Search Engines are Google, Yahoo, and Bing. There are many other Web search engines, for example, Alta Vista, AOL Search, Ask, blekko, All the web, exalead, and many others.Web engines are divided into small categories such as TEK for E-mail; questions and answers, answers.com; Ebay for shopping and others.

Secondly, I will talk about the many features that websearch engine may contain. According to researches, Google, Yahoo and Bing are the most people use for searching information, the reason why people use it widely is that there are some features that makepeople select that search engines.

Mostly people are searching in Google because it provides at least 22 special features beyond the original word-search capability. These include synonyms,weather forecasts, time zones, stock quotes, maps, earthquake data, airports, home listings, and sports scores. There are special features for numbers, including ranges, prices, temperatures, money/unitconversions, calculations, area codes, and language translation of displayed pages.
The second most used is Yahoo originally referred to as Yahoo! provided Search interface, would send queries to asearchable index of pages supplemented with its directory of sites; Yahoo! Search provided the ability to search across numerous vertical properties outside just the Web at large. These included...