Answer :

Final answer:

XaaS encompasses SaaS, IaaS, and PaaS in cloud computing.


Explanation:

XaaS refers to Everything-as-a-Service, which encompasses a combination of the three main services in cloud computing: SaaS (Software-as-a-Service), IaaS (Infrastructure-as-a-Service), and PaaS (Platform-as-a-Service). These models provide standardized IT services over the Internet, offering a range of solutions to users without the need for on-premises installations.


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