Crucial Exams

CompTIA Data+ DA0-001 (V1) Practice Question

Which technique is most effective for improving performance with repeated lookups on a field that has many unique entries in a heavily used table?

  • Merge all related records into a single dataset to reduce complexity

  • Separate the data into multiple smaller segments based on categories

  • Apply a cross join to bring more resources into the operation

  • Use an Index that organizes the field for faster lookups

CompTIA Data+ DA0-001 (V1)
Data Mining
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