All of the given are a part of cloud computing services except information as a service (iaas). The correct option is b.
Cloud computing refers to the on-demand availability of computer system resources, particularly data storage and computing power, without the user's direct active management.
Large clouds frequently have functions spread across multiple locations, each of which is a data center.
Private clouds, public clouds, hybrid clouds, and multiclouds are the four main types of cloud computing.
There are three kinds of cloud computing services: Infrastructure-as-a-Service (IaaS), Platforms-as-a-Service (PaaS), and Software-as-a-Service (SaaS) (SaaS).
Thus, the correct option is b.
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