A web search engine is designed to search for information on the World Wide Web The World Wide Web, abbreviated as WWW and W3 and commonly known as The Web, is a system of interlinked hypertext documents contained on the Internet. With a web browser, one can view web pages that may contain text, images, videos, and other multimedia and navigate between them by using hyperlinks. Using concepts from earlier hypertext systems,. The search results are usually presented in a list of results and are commonly called hits. The information may consist of web pages A webpage or web page is a document or resource of information that is suitable for the World Wide Web and can be accessed through a web browser and displayed on a computer screen, images, information and other types of files. Some search engines also mine data Data mining is the process of extracting patterns from data. Data mining is becoming an increasingly important tool to transform these data into information. It is commonly used in a wide range of profiling practices, such as marketing, surveillance, fraud detection and scientific discovery available in databases A database is an integrated collection of logically-related records or files consolidated into a common pool that provides data for one or more multiple uses. One way of classifying databases involves the type of content, for example: bibliographic, full-text, numeric, image. Other classification methods start from examining database models or or open directories A web directory or link directory is a directory on the World Wide Web. It specializes in linking to other web sites and categorizing those links. Unlike Web directories A web directory or link directory is a directory on the World Wide Web. It specializes in linking to other web sites and categorizing those links, which are maintained by human editors, search engines operate algorithmically In mathematics, computing, and related subjects, an algorithm is an effective method for solving a problem using a finite sequence of instructions. Algorithms are used for calculation, data processing, and many other fields or are a mixture of algorithmic and human input.
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