1-Describe cloud concepts (25–30%).md

AZ-900: Describe cloud concepts (25–30%)

Describe cloud computing

• Define cloud computing
• Describe the shared responsibility model
• Define cloud models, including:
  • public
  • private
  • hybrid
• Identify appropriate use cases for each cloud model
• Describe the consumption-based model
• Compare cloud pricing models
• Describe serverless

Describe the benefits of using cloud services

• Describe the benefits of high availability in the cloud
• Describe the benefits of scalability in the cloud
• Describe the benefits of reliability and predictability in the cloud
• Describe the benefits of security and governance in the cloud
• Describe the benefits of manageability in the cloud

Describe cloud service types

• Describe Infrastructure as a Service (IaaS)
• Describe Platform as a Service (PaaS)
• Describe Software as a Service (SaaS)
• Identify appropriate use cases for each cloud service type (IaaS, PaaS, and SaaS)

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