Infrastructure-, Platform- or Software as a Service: Which is Best?

They are acronyms that most IT professionals are familiar with: IaaS (Infrastructure as a Service), PaaS (Platform as a Service) and SaaS (Software as a Service). What are the advantages of each over the others, and what is their value over more traditional services?

Because of today's high speed networks, the functionality provided by modern web browsers and the concept and use of virtualization, developers and businesses don't have to rely on owning and running their own infrastructure--even the aspect of updating server software is outdated. The cloud, and the services that run on it, provide websites and businesses with all that they require, when they require it.

They are acronyms that most IT professionals are familiar with: IaaS (Infrastructure as a Service), PaaS (Platform as a Service) and SaaS (Software as a Service). What are the advantages of each over the others, and what is their value over more traditional services?

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