Page 89 - DMGT505_MANAGEMENT_INFORMATION_SYSTEM

Management Information Systems

Notes Figure 5.7 shows that the number of kilobytes that can be stored on magnetic disks for one
dollar from 1950 to 2004 roughly doubled every 15 months.

Self Assessment

Fill in the blanks:

7. In law of mass digital storage, the amount of digital information is roughly
............................... every year.
8. Almost all of the information growth involves ............................... storage of digital data,
and printed documents account for only 0.003 percent of the annual growth.

5.5 IT Infrastructure Components

The components of IT infrastructure are:

 Objectives
 Capabilities
 Data Needs
 Stakeholders

Figure 5.8: The Foundation for Defining an
IT Infrastructure

The framework for the IT infrastructure made up of the following four components:
 Objectives: What objectives will it support?
 Capabilities: What capabilities will it need to support these objectives?

 Data: What data are needed? How will the data be organized (architecture) and
communicated (standards)?
 Stakeholders: Who are the stakeholders and users?

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