题目
A.A
B.B
C.C
D.D
第6题
A.
B.
C.
D.
第7题
A.[FileIOPermission(SecurityAction.RequestOptional,AllLocalFiles = FileIOPermissionAccess.Read)]
B.[FileIOPermission(SecurityAction.RequestMinimum, AllFiles = FileIOPermissionAccess.Read)]
C.[FileIOPermission(SecurityAction.RequestRefuse, AllFiles = FileIOPermissionAccess.Read)]
D.[FileIOPermission(SecurityAction.RequestOptional, AllFiles = FileIOPermissionAccess.Read)]
第8题
A.
B.
C.
D.
第9题
A.
B.
C.
D.
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