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InyourCertkiller.comproductiondatabase,youfindthatthedatabaseusersareabletocreateandreadfileswithunstructureddata,availableinanylocationonthehostmachinefromanapplication.Youwanttorestrictthedatabaseuserstoaccessfilesinaspecificlocationonthehostmachine.Whatcoulddotoachievethis?()
A.ModifythevaluefortheUTL_FILE_DIRparameterintheparameterfile
B.Grantreadandwriteprivilegeontheoperatingsystempathtothedatabaseusers
C.ModifythevaluefortheLDAP_DIRECTORY_ACCESSparameterintheparameterfile
D.ModifythevalueforthePLSQL_NATIVE_LIBRARY_DIRparameterintheparameterfile
E.Createadirectoryobjectreferringtotheoperatingsystempath,andgrantreadandwriteprivilegeonthedirectoryobjecttothedatabaseusers
参考答案