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Question 12: You have just graduated from college, now you are serving the internship as the software
developer in an international company. You need to add a string named strConn to the connection
string section of the application configuration file. You plan to write a code segment to achieve this.
So what code segment should you write?
A. Dim myConfig As Configuration = _ConfigurationManager.OpenExeConfiguration( _
ConfigurationUserLevel.None)myConfig.ConnectionStrings.ConnectionStrings.Add( _ New
ConnectionStringSettings("ConnStr1",
strConn))ConfigurationManager.RefreshSection("ConnectionStrings")
B. ConfigurationManager.ConnectionStrings.Add( _New ConnectionStringSettings("ConnStr1",
strConn))ConfigurationManager.RefreshSection("ConnectionStrings")
C. Dim myConfig As Configuration = _ ConfigurationManager.OpenExeConfiguration( _
ConfigurationUserLevel.None)myConfig.ConnectionStrings.ConnectionStrings.Add( _ New
ConnectionStringSettings("ConnStr1", strConn))myConfig.Save()
D. ConfigurationManager.ConnectionStrings.Add( New ConnectionStringSettings("ConnStr1",
strConn))Dim myConfig As Configuration = _ ConfigurationManager.OpenExeConfiguration( _
ConfigurationUserLevel.None)myConfig.Save()
Correct Answer: C
