单项选择题
A.ADDM
B.Memory Advisor
C.Segment Advisor
D.Undo Management
E.SQL Tuning Advisor
F.SQL Access Advisor
单项选择题 View the Exhibit and examine the recommendation graph provided for a test database by the Undo Advisor.The graph recommends that the size of undo tablespace should be set to（）.
单项选择题 Thesystemwasrunninganormalworkloadduringthelast24hours.Youneedtoensurethatwiththesameworkloadyoushouldbeabletoflashbacktablesbythreehours.Whatwouldyoudotofindthesystemrecommendationsfortheundoretentionperiodandtheundotablespacesize?（）
多项选择题 WhicharethethreelevelsatwhichtheSegmentAdvisorgeneratesadvice?（）
