15.6 Organizing Architectural Decisions

Impact on Other Decisions

The information garnered from the simulation and visualization of the tradespace can help architects understand tradeoffs, but we argued earlier that this information needs to be condensed and organized to be most useful. The goal of this section is to structure the set of architectural ­decisions—that is, to identify decisions that need to be made with priority in mind and to study how these decisions are connected to each other.

The first step in organizing architectural decisions is identifying the “high-impact decisions.” These are the decisions that are likely to have a strong impact either on metrics or on other ­decisions. In other words, there are two main reasons why an ...

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