Interface

      interface ComicsInterface
      {
        //Interface methods must be implemented
        List iComicsListAsc();
        List iComicsListDesc();
      }

    interface ComicsInterface
    {
      List iComicsListAsc();
      List iComicsListDesc();
    }

    class iComicsList : ComicsInterface
    {
      MvcBootstrapDB db = new MvcBootstrapDB();

      //implement iComicsListAsc method
      public List<Comics> iComicsListAsc()
      {
        List<Comics> comicsList = db.Comics.OrderBy(c => c.Title).ToList();
        return comicsList;
      }

      //implement iComicsListDesc method
      public List<Comics> iComicsListDesc()
      {
        List<Comics> comicsList = db.Comics.OrderByDescending(c => c.Title).ToList();
        return comicsList;
      }
    }//end of iComicsList class
                    
    //Controller method
    public ActionResult InterfaceIndex()
    {
      //instantiate new iComicsList
      iComicsList i = new iComicsList();

      //use iComicsList implementations
      ViewBag.iComicsListAsc = i.iComicsListAsc();
      ViewBag.iComicsListDesc = i.iComicsListDesc();
      return View();
    }

    //InterfaceIndex.cshtml
    <div class="col-sm-5" style="border:2px solid fuchsia;">
    <div id="dvAscInterface" data-toggle="modal" data-target="#modalAscInterface" class="row text-center">
    <h2>Interface with ascending method</h2>
    </div>
    @if (ViewBag.iComicsListAsc != null)
    {
      foreach (var item in ViewBag.iComicsListAsc)
      {
        <div class="row" style="padding-left:25px;">
        @item.Title @item.Issue
        </div>
      }
    }
    else
    {
      <dv class="row" style="padding-left:25px;">
        ViewBag.iComicsListAsc is null</dv>}
      </div>
    }

    interface ComicsInterface
    {
      List iComicsListAsc();
      List iComicsListDesc();
    }

    class iComicsList : ComicsInterface
    {
      MvcBootstrapDB db = new MvcBootstrapDB();

      //implement iComicsListAsc method
      public List<Comics> iComicsListAsc()
      {
        List<Comics> comicsList = db.Comics.OrderBy(c => c.Title).ToList();
        return comicsList;
      }

      //implement iComicsListDesc method
      public List<Comics> iComicsListDesc()
      {
        List<Comics> comicsList = db.Comics.OrderByDescending(c => c.Title).ToList();
        return comicsList;
      }
    }//end of iComicsList class
                    
    //Controller method
    public ActionResult InterfaceIndex()
    {
      //instantiate new iComicsList
      iComicsList i = new iComicsList();

      //use iComicsList implementations
      ViewBag.iComicsListAsc = i.iComicsListAsc();
      ViewBag.iComicsListDesc = i.iComicsListDesc();
      return View();
    }

    //InterfaceIndex.cshtml
    <div class="col-sm-5" style="border:2px solid fuchsia;">
    <div id="dvDescInterface" data-toggle="modal" data-target="#modalDescInterface" class="row text-center">
    <h2>Interface with descending method</h2>
    </div>
    @if (ViewBag.iComicsListDesc != null)
    {
      foreach (var item in ViewBag.iComicsListDesc)
      {
        <div class="row" style="padding-left:25px;">
        @item.Title @item.Issue
        </div>
      }
    }
    else
    {
      <dv class="row" style="padding-left:25px;">
        ViewBag.iComicsListAsc is null</dv>}
      </div>
    }