問題文
A regional bank holds customer records in a core banking system, a loan servicing system, and a marketing platform. The project team wants to know which component actually produces the single view of a customer. What should the consultant say?
選択肢
- The primary key chosen during ingestion.
- An identity resolution ruleset, made up of match rules and reconciliation rules, links the source records and writes the outcome into unified and link objects.
- A calculated insight that groups rows by email address produces the single view, and identity resolution merely reports summary statistics about how many rows each run processed.
- Mapping several data lake objects onto the same data model object collapses duplicate people into one row on its own, so no additional configuration is needed once the three systems share a target object.