Multiple choice technology

Which component is used to generate a series of cumulative summary records?

  1. Rollup

  2. Filter by Expression

  3. Sort

  4. Scan

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Scan component in Ab Initio is specifically designed to generate cumulative summary records by maintaining running totals, counts, or other aggregates across input data streams. Unlike Rollup which groups by keys, Scan produces one output per input with cumulative values.