Search engines are one of the most important means of finding information and seeking knowledge in the 21st century and the way in which users navigate the ever-growing realm of the World Wide Web. Search engines are software programs that are designed to return a list of results containing Uniform Resource Locators (URLs) after a user types in a keyword in a search box or field. The programs are “recipes” containing lists of instructions or directions, and variables (numeric data, text) that when executed deliver results. These results could be documents, or webpages, which are also known as search engine result pages, or even images that contain the chosen keyword. Search engines first send out spiders, also called webcrawlers, which are programs that crawl the ...