Multiple choice technology

What is meant by a “Wrinkle of time”?

  1. The time it takes to populate a data warehouse

  2. The amount of time that elapses between the update of a record in the operational environment and the time that the update is reflected in the data warehouse

  3. The granularity of the time dimension that is present in the data warehouse

  4. The time it takes to populate the data warehouse from the data staging area
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B Correct answer
Explanation

A 'wrinkle of time' refers to the latency delay between when data changes in operational systems and when those changes appear in the data warehouse. This lag can occur due to ETL batch windows, processing time, or intentional delays. It's a key data freshness metric.

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