单项选择题
A.Two
B.One
C.One per report style
D.One per report style + one more
单项选择题 Atdesigntime,youcreateaqueryrecordgroupfortheLOVassociatedwiththeHOTELtextiteminaformmodulefortheTravelPlannerApplication.Whenistherecordgrouppopulated?（）
单项选择题 Theusersrequestthat[F2],[F3],and[F4]beusedtocommit,rollback,andexit,respectively.Howdoyouaccomplishthis?（）
单项选择题 Youwanttoprovideatoolthatallowsusersquickaccesstoformmodules,bylistingtheminanExplorer-styleinterface.Whichreusablecomponentdoyouuse?（）