ITIL 4 Acquiring Managing Cloud Services Certification Course: Introduction - Cloud Deployment Models
All models have benefits
Choice depends on content
Public cloud as most benefits
Cloud services refer to public cloud
Types of CSP:
- Specialists in one service
- Combined service providers
- Standard services to many customers
- Customized services to individual consumers
Service provider perspective: deployment model | Service consumer perspective: resource-sharing model | Characteristics |
Private cloud | Fully dedicated resources | Customized requirements Specifically built High cost Infrastructure owned by consumer or provider |
Public cloud | Shared infrastructure | Standardized components Private services Product or service centric Consumers decide service use Lower cost Infrastructure owned by provider |
Hybrid cloud | Mixed (public and private) | Bespoke and standard services Co-ordinate dependencies and contracts Hard to achieve economies of scale Complex configuration |
Multi-cloud | Multiple providers in one architecture | Public and private services Best service for task Flexible but expensive Requires purchasing frameworks |
Go back to ITIL 4 Acquiring Managing Cloud Services Certification Course: Introduction to finish this chapter or to the main page ITIL 4 Acquiring Managing Cloud Services Certification Course.
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