Rackspace Cloud U Certification

I recently took an exam about Cloud Computing from Rackspace, to test my knowledge in how Cloud Computing works, who the big players are, what the benefits are, and more. Since this is a topic I’m already extremely familiar with, I took it in a weekend and got a 90%. The exam focused on the different kinds of Cloud services offered these days: Platform as a Service (Paas), Infrastructure as a Service (IaaS), and the much more well-known Software as a Service (SaaS). The goal was to demonstrate my knowledge of how they all work, as well as understand the new security challenges that the Cloud brings, and explain the differences between the Public, Private and Hybrid Cloud. Cloud Computing really is one of the most incredible recent technological breakthroughs and has allowed businesses of all sizes to take advantage of technology that would otherwise be cost-prohibitive to implement. If you’re not exactly familiar with what Cloud Computing is (other than a basic understanding of how most businesses now store data “in the cloud,”), here’s a quick list of services that are what I would call Cloud services: Apple iCloud Dropbox Amazon Simple Storage Service (S3) Amazon EC2 (Elastic Computing Cloud) Salesforce CRM Google Apps These services have made it possible for small businesses to use what would otherwise be computing infrastructure, memory, and software that is far too...

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