In an effort to minimize costs, the management of a small candy company wishes to explore a cloud service option for the development of its online applications. The company does not wish to invest…

Public IaaS still requires the company to manage and patch operating systems, middleware, and runtimes, representing significant ongoing IT investment.

Platform as a Service provides a fully managed environment including runtime, middleware, and operating system, so the development team can focus purely on writing application code. Choosing a public PaaS eliminates capital expenditure on hardware and reduces operational overhead, directly satisfying the goal of minimizing costs while enabling custom online application development.

Public SaaS delivers pre-built end-user software and is not designed for developing custom applications.

Private SaaS requires the company to host and manage the underlying SaaS platform, adding infrastructure cost and complexity.

Private IaaS demands substantial on-premises hardware and staffing, directly contradicting the goal of minimizing IT infrastructure investment.

Private PaaS requires the company to host the platform infrastructure itself, introducing overhead absent from a public offering.