A Detailed Explanation of the Retrieval Function of Search Engines

A search engine discovers, collects, and organizes information on the Internet according to certain strategies, processes and organizes the collected information, and provides users with information retrieval services. To further explain, a search engine does not truly search the Internet; instead, it searches a pre-organized webpage index database. A search engine cannot truly understand the content of a webpage; it can only mechanically match the text on the webpage. Below is some knowledge about search engines compiled from the Internet, which can help you better utilize search engines.