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单项选择题 Howcanyouchangethecursorstyleinyourform?（）
单项选择题 YoucreateapackagethatcontainsPL/SQLvariablesthatmustbesharedamongseveralformsintheTravelapplication.Youplacethepackageinalibraryandattachthelibrarytoalltheformsthat needtosharethedata.WhichparameterintheOPEN_FORMbuilt-inmustyousettoensurethatchangesmadebyoneformarevisibletotheotherformsintheapplication?（）
多项选择题 Whichthreeobjectscanbecomponentsofamenumodule?（）