MCSD.NET - 70-310 Exam Interview Question:

You are creating an XML Web service named XYZService. This service has a function named
WriteMessage that writes messages to a flat file in the C:EXServiceLog directory..
You want to implement security for WriteMessage so that WriteMessage and all the code it calls
can write messages only to the EXServiceLog directory.
Which code segment should you use?
A. Dim filePermission As New
FileIOPermission_(FileIOPermissionAccess.Write, ?C:EXServiceLog?)
filePermission.Demand()
B. Dim filePermission As New
FileIOPermission_(FileIOPermissionAccess.Write, ?C:EXServiceLog?)
filePermission.Deny()
C. Dim filePermission As New
FileIOPermission_(FileIOPermissionAccess.Write, ?C:EXServiceLog?)
filePermission.PermitOnly()
D. Dim filePermission As New
FileIOPermission_(FileIOPermissionAccess.Write, ?C:EXServiceLog?)
filePermission.Assert()

Submitted by: Administrator

C. Dim filePermission As New
FileIOPermission_(FileIOPermissionAccess.Write, ?C:EXServiceLog?)
filePermission.PermitOnly()
Submitted by: Administrator