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Data Management & Integration Flashcards

7 cards from real CWA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Data Management & Integration flashcards as text

  1. Why import ad cost data from advertising platforms into analytics?

    Answer: To calculate ROAS and cost per acquisition alongside on-site behavior

    Cost data combined with conversions enables ROI metrics such as ROAS and CPA.

  2. To join CRM records with web analytics data, what is essential?

    Answer: A shared identifier such as a user ID or client ID

    A common key lets you link web behavior to CRM customers.

  3. How does ELT differ from ETL?

    Answer: ELT loads raw data first and transforms it inside the warehouse

    ELT loads raw data into the destination, then transforms it there.

  4. What is a key benefit of exporting analytics data to BigQuery?

    Answer: Access to raw event-level data queryable with SQL

    Raw event exports allow custom SQL analysis beyond UI limits.

  5. When an API report returns sampled data, what is a common mitigation?

    Answer: Request smaller date ranges and combine results

    Smaller queries stay under sampling thresholds and can be stitched together.

  6. How does a data lake typically differ from a data warehouse?

    Answer: A lake stores raw data in varied formats, applying schema on read

    Data lakes keep raw, diverse data and apply structure when queried.

  7. How are offline conversions usually matched to ad clicks when imported?

    Answer: By using a click ID such as gclid captured at lead time

    A stored click ID links the offline outcome back to the originating ad click.

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