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Selected:Fault IsolationRACI MatrixGetting Things DoneARID (Active Reviews for Intermediate Designs)
| Criterion |  Engineering Fault Isolation |  Operations RACI Matrix |  Operations Getting Things Done |  Architecture ARID (Active Reviews for Intermediate Designs) |
|---|---|---|---|---|
Purposedifferent | In technical failures, the visible symptom often gets mixed up with the actual cause. Fault Isolation narrows the fault space and progressively reduces which part of the system is truly affected. | With unclear responsibilities across several roles or areas, the method creates unambiguous accountability logic. It reduces friction because decision, execution, contribution, and information become separately visible. | With many open commitments and ideas in daily life, a reliable external storage system emerges. The method relieves the mind so priority and context don't have to compete in memory. | ARID examines how well developers can work with a technical design. It focuses on a part of the system that can still be revised, between the architecture overview and the detailed specification. |
Complexitydifferent | Medium | Low | Medium | Medium |
Timedifferent | 30-180 min | 45-90 min | 1-2 h Setup, laufend | 2–4 h review as a planning range; preparation and evaluation additional |
Participantsdifferent | 1-6 | 2-8 | 1 | Designers, developers as users, and facilitation |
Formatdifferent | Workshop + async | Workshop + async | Async | Workshop + async |
Outputdifferent | Fault Isolation Map, Test Log, Excluded Hypotheses, Narrowed Fault Area | RACI Matrix, Responsibility Map, Decision Notes | Action Lists, Project List, Review Routine | Prioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisions |
Tagsno overlap | TroubleshootingDiagnosisEngineering | RolesResponsibilityGovernanceOperations | ProductivityPlanningTasksExecution | ArchitectureEngineeringFeedbackValidationTasks |