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DAA-C01 · Question #145

When performing a diagnostic analysis, which actions aid in collecting related data to identify anomalies? (Select all that apply)

The correct answer is A. Collecting data from various sources. Collecting data from various sources (A) is correct because diagnostic analysis requires a broad, multi-source view to detect patterns and anomalies that wouldn't surface from a single data stream - cross-referencing sources reveals inconsistencies that point to root causes…

Data Exploration and Analysis

Question

When performing a diagnostic analysis, which actions aid in collecting related data to identify anomalies? (Select all that apply)

Options

  • ACollecting data from various sources
  • BIgnoring statistical trends for focused analysis
  • CAnalyzing data in isolation
  • DFocusing solely on recent data for insights

How the community answered

(36 responses)
  • A
    94% (34)
  • B
    3% (1)
  • C
    3% (1)

Explanation

Collecting data from various sources (A) is correct because diagnostic analysis requires a broad, multi-source view to detect patterns and anomalies that wouldn't surface from a single data stream - cross-referencing sources reveals inconsistencies that point to root causes.

Option B is wrong because statistical trends are central to anomaly detection; ignoring them removes the baseline needed to recognize what's abnormal.

Option C is wrong because analyzing data in isolation defeats the purpose - anomalies are identified by comparison, not by examining a single dataset in a vacuum.

Option D is wrong because limiting analysis to recent data introduces recency bias and can miss cyclical patterns, historical baselines, or slowly developing issues that only appear over time.

Memory tip: Think of diagnostic analysis like a doctor ordering labs - they pull blood work, imaging, and patient history from multiple sources rather than looking at one test alone. "Diverse sources = better diagnosis."

Topics

#Diagnostic analysis#Anomaly detection#Data collection#Troubleshooting

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