Multiple choice technology

Aggregator stage can have how many input links and output links

  1. 2 input links and 2 output links

  2. 1 input link and 1 output link

  3. 3 input links and 2 output links.

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Aggregator stage in DataStage groups data from a single input stream and performs aggregate calculations, producing one output stream with the summarized results. The single input-single output design reflects the aggregation pattern of collecting all data first, then computing grouped summaries.

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