Google collects information through its search engine, as well as through its other services such as Gmail, Google Maps, and YouTube. They also collect data from third-party websites through their tracking technologies like cookies and web beacons.
Google uses complex algorithms to analyze and rank web pages based on relevance and quality. This includes factors such as keywords, backlinks, and user engagement. They also personalize results based on a user's search history and location.
Google has strict privacy policies in place to protect user data. They use encryption to secure data transmission and regularly update their security protocols. They also offer features such as two-factor authentication to enhance account security.
Google updates its search algorithms constantly, with major updates happening a few times a year. They also make smaller updates on a daily basis to improve the accuracy and relevance of search results.
Google primarily makes money through advertising, with the majority of its revenue coming from its AdWords platform. They also have other revenue streams such as Google Cloud services, hardware sales, and subscription services like YouTube Premium.