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CompTIA Data+ DA0-002 · Domain 4: Visualization and reporting

Troubleshooting reports and dashboards: stale data, broken filters, wrong totals and slow performance

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Last reviewed September 25, 2026 · Leer en español

When a dashboard is wrong or slow, users lose trust quickly. A systematic approach helps you find the cause fast: confirm the symptom, check the data path from source to visual, and change one thing at a time.

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