Who primarily builds pipelines that move and transform raw data into systems where analysts can consume it?
A.Data analyst
Analysts consume prepared data for reports.
B.Data engineer
Pipelines and data infrastructure = engineer. Correct.
C.Database administrator
DBAs operate and secure databases — not pipeline builders.
D.Data scientist
Scientists build models/experiments — not ingestion pipelines.
Why this answer
The three core roles: data engineer builds pipelines/infrastructure to ingest and transform data; data analyst builds reports/visualizations on prepared data; DBA manages database systems (availability, security, backups). Pipeline-building = engineer.
Correct answer: B · Last reviewed 2026-11-05
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