DP-900 · Question #123
Drag and Drop Question Your company plans to load data from a customer relationship management (CRM) system to a data warehouse by using an extract, load, and transform (ELT) process. Where does…
The correct answer is The CRM system; The data warehouse; The data warehouse. In an ELT (Extract, Load, Transform) process, the Extract stage pulls raw data directly from the source system - the CRM system - so processing occurs there. The Load stage moves that raw data into the destination - the data warehouse - where it is stored as-is. The Transform…
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Correct arrangement
- The CRM system
- The data warehouse
- The data warehouse
Explanation
In an ELT (Extract, Load, Transform) process, the Extract stage pulls raw data directly from the source system - the CRM system - so processing occurs there. The Load stage moves that raw data into the destination - the data warehouse - where it is stored as-is. The Transform stage also occurs in the data warehouse, because ELT's key differentiator is that transformation happens inside the target system (leveraging its compute power) rather than in an intermediate tool. This is what distinguishes ELT from ETL, where transformation happens before loading.
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