Answer to Question #242697 in Computer Networks for pali

Question

Cloud computing is an emerging and a good model of delivering computing services for Education by relying on existing technologies such as Internet, web services and virtualization. It offers Richfield substantial cost-saving and more efficient way of providing IT services to the students and staff. Richfield can reduce their IT services cost such as software, hardware, and maintenance of the applications. Following the above statement, critically discuss the three service models of cloud computing, giving examples of where each service model is applied. 

Answer 1

The three major service models of cloud computing include the software as a service (SaaS), Platform as a Service (PaaS), and Infrastructure as a Service (IaaS). They all deliver hosted services over the internet. Cloud computing is essential to reduce the cost of maintaining services of hardware and software application maintenance. They are offered in this service model to be able to provide a satisfaction of business requirements. Examples include Google Apps, Dropbox for the SaaS, Heroku, and Windows Azure, commonly used as PaaS.