public async Task<IHttpActionResult> PutSurveyQuestion(int id, SurveyQuestion surveyQuestion)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            if (id != surveyQuestion.SurveyQuestionId)
            {
                return BadRequest();
            }

            db.Entry(surveyQuestion).State = EntityState.Modified;

            try
            {
                await db.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!SurveyQuestionExists(id))
                {
                    return NotFound();
                }
                else
                {
                    throw;
                }
            }

            return StatusCode(HttpStatusCode.NoContent);
        }
        public async Task<IHttpActionResult> PostSurveyQuestion(SurveyQuestion surveyQuestion)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            db.Questions.Add(surveyQuestion);
            await db.SaveChangesAsync();

            return CreatedAtRoute("DefaultApi", new { id = surveyQuestion.SurveyQuestionId }, surveyQuestion);
        }