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Exam TDVCL1 topic 1 question 33 discussion

Actual exam question from Teradata's TDVCL1
Question #: 33
Topic #: 1
[All TDVCL1 Questions]

A business collects sensor data from vehicles for maintenance analysis. Each model-year adds new data attributes, and occasionally obsolete attributes are dropped from the sensor data.
Which type of storage is most appropriate for this data?

  • A. Sparse join index
  • B. Third-normal form relational
  • C. Denormalized dimensional
  • D. Semi-structured JSON
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Suggested Answer: D 🗳️
by lmtome44 at Dec. 3, 2023, 9:43 p.m.

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lmtome44
1 year ago
Given the evolving nature of the sensor data with new attributes being added and obsolete ones being dropped, a semi-structured format like JSON is well-suited to handle such schema changes without requiring frequent data restructuring.
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