Cloud computing is the on demand delivery of IT resources via the internet, with pay as you go pricing, instead of buying, owning and maintaining physical data centers and servers. you can access technology services such as computing power storage and databases on an as needed basis from a cloud provider like Amazon web services. Organizations of every type size and industry are using the cloud for a wide variety of use cases, such as data backup, disaster recovery, E-mail, virtual desktops, software development, and testing big data analytics and customer facing web applications.For example, healthcare companies are using the cloud to develop more personalized treatments for patients. Financial services companies are using the cloud to power real time fraud detection and prevention, and video game makers are using the cloud to deliver online games to millions of players around the world. With cloud computing, your business can become more agile, reduce costs, instantly scale, and to play globally in minutes. Cloud computing gives you instant access to a broad range of technologies. So you can innovate faster and build nearly anything you can imagine from infrastructure services, such as compute storage and databases, to internet of things, machine learning, data analytics, and much more.