The following taxonomy of cloud computing is useful if u need to understand it in terms of its contribution and salient features. It is especially useful for people(colleagues, managers) in business and will be handy in explaining to people within and customers. It is proposed by Dave MalColm and it has the following pillars.
1. Dynamic Computing Infrastructure
2. IT-service-Centric Approach ( SOA)
3. Self-service based Usage Model
4. Minimally or Self-Managed Platform
5. Consumption-based Billing
