As the Internet started to grow and became an integral part of day-to-day work, it became almost impossible for a user to fetch the exact or relevant information from such a huge web.
This is the main reason why ‘Search Engines’ were developed. Search engines became so popular that now more than 80% of web-site visitors come from them. What exactly is a Search Engine? According to webopedia, a “Search Engine” is a program that searches documents for specified keywords and returns a list of the documents where the keywords were found”.