1. General strategy for cloud service

Packaged solutions:

• Standardized
• Little customization

Raw resources:

• Virtual environment
• Develop and manage

2. Cloud service models Infrastructure-as-a-service (IaaS): Provides technology Pay-as-you-use Alternative to on-site resources Platform-as-a-service (PaaS): Environment for building systems Save time and money using basic functionality

• Used by developers
• Used to build and manage unique applications

Software-as-a-service (SaaS, important considerations: degree of customization can hinder organizational flexibility):

• Out-of-the-box solutions
• Quick access to standard functions
• Secure remote access
• Subscription service

Service model affects:

• Architecture responsibilities
• Organizational design
• IT team

Type of service examples:

• IaaS: computing, network, storage-as-a-service
• PaaS: data, function, container, code-as-a-service
• SaaS: enterprise resource planning, customer relationship management, office-automation-as-a-service, translation-as-a-service

3. Standard and non-standard services

Standard services: no adaption

Non-standard services:

• Migration planning
• Support and consultation

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.