// GET: Ciudad
        public ActionResult Inicio()
        {
            List <SelectListItem> lst = new List <SelectListItem>();

            using (Models.BD_AlumnoEntities db = new Models.BD_AlumnoEntities())
            {
                lst = (from c in db.Ciudad
                       select new SelectListItem
                {
                    Value = c.Id.ToString(),
                    Text = c.Nombre
                }).ToList();
            }
            return(View(lst));
        }
        public JsonResult Alumno(int idCiudad)
        {
            List <ElementJson> lst = new List <ElementJson>();

            using (Models.BD_AlumnoEntities db = new Models.BD_AlumnoEntities())
            {
                lst = (from a in db.Alumno
                       where a.CodCiudad == idCiudad
                       select new ElementJson
                {
                    Value = a.Id,
                    Text = a.Nombres
                }).ToList();
            }

            return(Json(lst, JsonRequestBehavior.AllowGet));
        }