Chapter 4. IT Services
Upon completing this chapter, you should be able to understand the following:
• How and why IT services and data are classified
• Service roles, function, and value within a business
• The four cornerstones of cloud economics
• Contextualization of workload placement
This chapter describes the classification of Information Technology (IT) services from both business-centric and technology-centric perspectives. This chapter looks at the underpinning economics of Infrastructure as a Service (IaaS) and the contextual aspects of making a “workload” placement in the cloud, that is, risk versus cost.
Classification of IT Services and Information
Workload placement, or rather IT service placement, becomes a critical decision point ...
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