4. ……on-demand self-service Internet infrastructure where you pay-as-you-go and use-only what you need, managed by your browser or application.

7. Bring your own machines, connectivity, software, etc. Complete control Complete responsibility Static capabilities Upfront capital costs for the infrastructure Renting machines, connectivity, software Less control Fewer responsibilities Lower capital costs More flexible Pay for fixed capacity, even if idle Shared, multi-tenant infrastructure Virtualized and dynamic Scalable and available Abstracted from the infrastructure Higher-level services Pay as you go On-Premises Servers Hosted Servers Cloud Platform

8. Colocation of hardware you own We host hardware for youCloud infrastructure On-Premises Servers Hosted Servers Cloud Platform

13. Google App Engine

17. Physically located with a hint of the Cloud

25. AxisHow Scales ScalabilityComplexityCapital Costs Engineering Costs HorizontalMoreMassiveHighLowHigh VerticalBiggerMoore’s Law- based 1 LowHighLow