True or False 2
Rapid recall on data, calculations and Server.
The default data blending join behaves like a left outer join from the primary source.
- True
- False
Answer: True — True — unmatched secondary rows are dropped.
Assume Referential Integrity is always safe to enable.
- True
- False
Answer: False — False — if the relationship is not guaranteed you get silently wrong results.
Table calculations are computed on the aggregated result already in the view.
- True
- False
Answer: True — True — which is why they cannot see values filtered out of the view.
A FIXED LOD expression respects dimension filters applied at view level.
- True
- False
Answer: False — False — unless the filter is promoted to context.
Blending requires a common dimension between the data sources.
- True
- False
Answer: True — True — the linking field is what the aggregated results are combined on.
A one-to-many join can inflate a SUM.
- True
- False
Answer: True — True — order-level values repeat once per line item.
Extracts are generally slower than live connections.
- True
- False
Answer: False — False — extracts use a columnar in-memory engine and are usually much faster.
Tableau can integrate with HiveServer.
- True
- False
Answer: True — True — the connection is to HiveServer rather than to Hadoop directly.
Global filters can be used in stories.
- True
- False
Answer: True — True — sheets, dashboards and stories.
The Pages shelf splits a view into a sequence of pages you can flip through.
- True
- False
Answer: True — True — each page shows a different view at a common axis.