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CERTIFIED-DATA-ENGINEER-PROFESSIONAL · Question #32

CERTIFIED-DATA-ENGINEER-PROFESSIONAL Question #32: Real Exam Question with Answer & Explanation

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Data Transformation and Loading

Question

The data engineering team maintains the following code: Assuming that this code produces logically correct results and the data in the source tables has been de-duplicated and validated, which statement describes what will occur when this code is executed?

Options

  • AA batch job will update the enriched_itemized_orders_by_account table, replacing only those
  • BThe enriched_itemized_orders_by_account table will be overwritten using the current valid
  • CAn incremental job will leverage information in the state store to identify unjoined rows in the
  • DAn incremental job will detect if new rows have been written to any of the source tables; if new
  • ENo computation will occur until enriched_itemized_orders_by_account is queried; upon query

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Topics

#Batch Processing#Delta Lake#Table Overwrite#Data Write Modes
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