フリー問題

問題文

Users report that reports submitted this morning are slower than usual, and the team wants to see which statements consumed the most database time in that window. Which facility gives them that view without installing anything?

選択肢

1. The cost and usage report, which shows the activity for a chosen time window together with the statements that ran in it, downloaded from the billing pages of the console.
2. The audit trail, which shows the activity for a chosen time window together with the statements that ran in it, queried from the data dictionary of the instance.
3. The work requests list, which shows the activity for a chosen time window together with the statements that ran in it, reached from the details page.
4. Performance Hub, which shows the activity for a chosen time window together with the statements ran in it, reached from the console or from Database Actions.