that uses the internet and central remote servers to maintain data and applications. Cloud computing allows consumers and businesses to use applications without installation and access their personal files at any computer with internet access. Cloud computing began as large-scale Internet service providers such as Google, Amazon, and others built out their infrastructure A simple example of cloud computing is Yahoo email, Gmail, or Hotmail etc. Cloud computing doesn’t require a software or a server to use them. All a consumer would need is just an internet connection and you can start sending emails.