单项选择题
A.An LOV for REFS.
B.A list item for REFs.
C.A radio group for REFs.
D.A hierarchical tree for REFS
单项选择题 Youwanttocreateatemporarytablewhileexecutingaprocedureinaform.Whichstatementistrue?（）
单项选择题 TherecordgroupintheEMPformispopulatedusingaSELECTstatementthatisconstructedprogrammaticallyatruntime.Fiveemployeerecordsaredisplayedatonetime,andauserchoosesitemtwofromtherecordgroup.Whichbuilt-inwouldyouusetodeterminewhichrowswereflaggedintherecordgroup?（）
多项选择题 Whichtwotriggersaremousemovementtriggers?（）