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Why is it important to specify the "period" parameter correctly in CloudWatch dashboard widgets?

hard📝 Conceptual Q10 of 15
AWS - CloudWatch
Why is it important to specify the "period" parameter correctly in CloudWatch dashboard widgets?
ABecause it controls the widget size on the dashboard
BBecause it sets the refresh rate of the entire dashboard
CBecause it defines the time granularity of metric data points displayed
DBecause it determines the AWS region for the metrics
Step-by-Step Solution
Solution:

  1. Step 1: Understand the role of "period" in metrics

    "period" sets how often metric data points are aggregated and displayed (granularity).

  2. Step 2: Check other options

    Widget size, dashboard refresh rate, and region are controlled by other settings, not "period".

  3. Final Answer:

    Because it defines the time granularity of metric data points displayed -> Option C

  4. Quick Check:

    Period = data granularity [OK]
Quick Trick: Period controls metric data detail level [OK]
Common Mistakes:
MISTAKES
  • Confusing period with widget size or refresh rate
  • Thinking period sets region

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