070-561 Real Exam Prep DEMO

Question 30: You create an application by using the Microsoft .NET Framework 3.5 and Microsoft ADO.NET. The
application connects to a Microsoft SQL Server 2005 database.
You need to separate the security-related exceptions from the other exceptions for database operations at
run time.
Which code segment should you use?
A. Catch ex As System.Security.SecurityException
'Handle all database security related exceptions.
End Try
B. Catch ex As System.Data.SqlClient.SqlException
For i As Integer = 0 To ex.Errors.Count - 1
If ex.Errors(i).[Class].ToString() = "14" Then
'Handle all database security related exceptions.
Else
'Handle other exceptions
End If
Next
End Try
C. Catch ex As System.Data.SqlClient.SqlException
For i As Integer = 0 To ex.Errors.Count - 1
If ex.Errors(i).Number = 14 Then
'Handle all database security related exceptions.
Else
'Handle other exceptions
End If
Next
End Try
D. Catch ex As System.Data.SqlClient.SqlException
For i As Integer = 0 To ex.Errors.Count - 1
If ex.Errors(i).Message.Contains("Security") Then
'Handle all database security related exceptions.
Else
'Handle other exceptions
End If
Next
End Try
Correct Answer: B