Hadoop - Modern Data Architecture with Hadoop
Given a data lake with zones: raw, cleansed, and curated, which zone would contain data immediately after ingestion without any processing?
Given a data lake with zones: raw, cleansed, and curated, which zone would contain data immediately after ingestion without any processing?
medium📝 Predict Output Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Understand ingestion process
Data is first stored in the raw zone immediately after ingestion.Step 2: Identify zone with unprocessed data
Raw zone holds unprocessed data; cleansed and curated zones come later.Final Answer:
Raw -> Option BQuick Check:
Unprocessed data zone = Raw [OK]
Quick Trick: Raw zone holds data right after ingestion [OK]
Common Mistakes:
- Choosing curated or cleansed as first zone
- Confusing archive with raw data
- Assuming cleansed is raw data
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