public SelectList getExamTypeDropDown()
{
List <ExamTypeDTO> rDto = _ddlRepo.getExamType();
ExamTypeDTO examtypeDTO = new ExamTypeDTO();
examtypeDTO.ExamTypeId = -1;
examtypeDTO.ExamTypeDescription = "";
rDto.Insert(0, examtypeDTO);
return(new SelectList(rDto, "ExamTypeId", "ExamTypeDescription"));
}