Multiple choice technology

Which feature does the Merge stage have that is not available in the Join and Lookup stages?

  1. All inputs must be sorted.

  2. Input data may be unsorted.

  3. Several reject links may be specified.

  4. No more than one reject link may be specified.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Merge stage supports multiple reject links (one per input link), while Join and Lookup stages only support a single reject link. All three stages require sorted inputs (A is true for Merge, not a differentiator).

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