IaaS, PaaS, SaaS, and serverless service models

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By the end you’ll be able to

Define infrastructure as a service (IaaS), platform as a service (PaaS), software as a service (SaaS), and serverless computing.
Compare the level of control, management effort, and provider-managed components across IaaS, PaaS, SaaS, and serverless models.
Identify common use cases for each model, such as full VM control for IaaS, application development platforms for PaaS, complete applications for SaaS, and event-driven execution for serverless.

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Relate each service model to the shared responsibility model at a high level without introducing product-specific details outside the topic scope.

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