How search engines work

Here is an extract from Digital Marketing material explaining how search engines work. Search engines such as Google Search, Microsoft Bing, the Russian Yandex, Yahoo, Duck DuckGo, Baidu, AOL, Ask.com, Excite, Wolfram Alpha – the best computation search engine, Lycos for web hosting and emails. What is Wolfram Alpha? Africa Digital Marketing Training – How… Continue reading How search engines work