フリー問題

問題文

The airport has to show the auditor that a certificate taken out of service is turned away at the door. Two ways of showing that are already in use in different parts of the estate, and the review wants the difference written down first. Which of the two checks does what?

選択肢

1. In this configuration the bulk fetch answers from the set of withdrawn numbers it already holds, while the tagged query asks about the one certificate that somebody just presented.
2. In this configuration the bulk fetch answers from the set of withdrawn numbers it already holds, while the peritem query asks about the one certificate that somebody just presented.
3. In this configuration the zipped fetch answers from the set of withdrawn numbers it already holds, while the peritem query asks about the one certificate that somebody just presented.
4. In this configuration the zipped fetch answers from the set of withdrawn numbers it already holds, while the tagged query asks about the one certificate that somebody just presented.