Three virtual machines are connected by a virtual network in the cloud.
Model: IaaS (Infrastructure as a Service)
Explanation: IaaS provides virtualized computing resources over the internet, including virtual machines, storage, and networks.
Users access a web-based graphics design application in the cloud for a monthly fee.
Model: SaaS (Software as a Service)
Explanation: SaaS delivers software applications over the internet, typically on a subscription basis, accessible via a web browser.
A company develops applications using cloud-based resources and tools.
Model: PaaS (Platform as a Service)
Explanation: PaaS provides a platform allowing customers to develop, run, and manage applications without dealing with the infrastructure.
IaaS (Infrastructure as a Service): Provides virtualized hardware resources that customers can use to build their own computing environments.
PaaS (Platform as a Service): Offers a platform with tools and services to develop, test, and deploy applications.
SaaS (Software as a Service): Delivers fully functional applications over the internet that users can access and use without managing the underlying infrastructure.
References:
Cloud Service Models: Understanding IaaS, PaaS, SaaS
NIST Definition of Cloud Computing:NIST Cloud Computing
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