C#

public static class AppSettings
{
   private static int _setting1;
   public static int Setting1
   {
      get { return _setting1; }
   }

   private static string _setting2;
   public static string Setting2
   {
      get { return _setting2; }
   }

   static AppSettings()
   {
      LoadSettings();
   }

   public static LoadSettings()
   {
      // Call the DAL here and load the settings from the database.
      // The values returned from the DAL are assigned to 
      // _setting1 and _setting2
   }

   // This method's only purpose is to make it possible to
   // reload the settings dynamically while the application
   // is already running
   public static ReloadSettings()
   {
      LoadSettings();
   }
}

public static class AppSettings
{
   private static AppSettingsData _appSettingsData;

   public static int Setting1
   {
      get { return _appSettingsData.Setting1; }
   }

   public static string Setting2
   {
      get { return _appSettingsData.Setting2; }
   }

   static AppSettings()
   {
      LoadSettings();
   }

   public static LoadSettings()
   {
      int setting1;
      string setting2;

      // Call the DAL here and load the settings from the database
      // the values returned from the DAL are assigned to 
      // setting1 and setting2

      AppSettingsData settingsData = new AppSettingsData(setting1, setting2);
      _appSettingsData = settingsData;
   }

   // This method's only purpose is to make it possible
   // to reload the settings dynamically while the application
   // is already running
   public static ReloadSettings()
   {
      LoadSettings();
   }
}

public class AppSettingsData
{
   public AppSettingsData(int setting1, string setting2)
   {
      _setting1 = setting1;
      _setting2 = setting2;
   }

   private int _setting1;
   public int Setting1
   {
      get { return _setting1; }
   }

   private string _setting2;
   private string Setting2
   {
      get { return _setting2; }
   }   
}