[Aspect] Computer Installations [Focus] A computer installation that supports one or more business applications. [Target audience] The target audience of the CI aspect will typically include: Owners of computer installations Individuals in charge of running data centers IT managers Third parties that operate computer installations for the organization IT auditors [Scope and coverage] Computer installations: Of all sizes (including the largest mainframe, server-based systems, and groups of workstations) Running in specialized environments (e.g. a purpose-built data center), or in ordinary working environments (e.g. offices, factories, and warehouses) [Issues probed] 
How requirements for computer services are identified; and how the computers are set up and run in order to meet those requirements.