IBM
C2090-304 · Question #24
What two approaches to use when determining fields to use for blocking?
The correct answer is B. Selecting which field to use will have little impact on the matching results. E. Use as few fields as possible in the blocking phase so more records are grouped. See the full explanation below for the reasoning.
Question
What two approaches to use when determining fields to use for blocking?
Options
- AInvestigate the combination of fields to assess block sizes.
- BSelecting which field to use will have little impact on the matching results.
- CSelect fields with high data frequencies even if default values are present.
- DEach field should be investigated to determine completeness and validity.
- EUse as few fields as possible in the blocking phase so more records are grouped.
How the community answered
(38 responses)- A3% (1)
- B76% (29)
- C16% (6)
- D5% (2)
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