/// <summary>
 /// Updates the question
 /// </summary>
 /// <param name="entity">Question</param>
 public void Update(BllQuestion entity)
 {
     questionRepository.Update(entity.ToDalQuestion());
     unitOfWork.Commit();
 }
 /// <summary>
 /// Creates a question and updates the test id
 /// </summary>
 /// <param name="entity">Test</param>
 /// <param name="testId">Test id</param>
 public void CreateAndUpdateTestId(BllQuestion entity, int testId)
 {
     questionRepository.CreateAndUpdateTestId(entity.ToDalQuestion(), testId);
     unitOfWork.Commit();
 }