Part II. Data Center Facilities and Cost

There are many people who believe that cloud usage can be free. Louis Rosas-Guyon [83] argued that it is possible to use cloud resources (mainly, Infrastructure as a Service or IaaS) almost for free, especially for micro and small businesses. To some degree, the claim appears to be true. There are many cloud service providers that give away some initial cloud storage resources. This kind of free cloud resource may vary from 2 to 16 GB of cloud storage space depending on the marketing strategy [see Appendix E Nineteen Free Cloud Storage Options]. The website for “the top 10 best online backup” services provides good comparisons, tips, and a buying guide for small cloud users [84].

However, for medium and ...

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