Other popular search engines in the world are Baidu (China), Yandex (Russia), and Naver (South Korea). DuckDuckGo has gained some popularity due to their focus on protecting user's private search data. Yahoo and Bing come in second at just over 2% each. Google is the most widely used search engine in the world capturing about 92% of search users worldwide. A program that receives your search request, compares it to the entries in the index, and returns results to you.A program that creates a huge index (or database) from the pages that have been read.A spider (also called a "crawler" or a "bot") that explores the Internet by following hyperlinks, starting with a core group of "seed" URLs covering major hubs. On the Internet, a search engine is a coordinated set of programs that includes:
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