public Task <List <Question> > GetAllAsync(Expression <Func <Question, bool> > filter = null)
{
return(_questionDal.GetAllAsync(filter));
}
async public Task <IDataResult <List <Question> > > GetAllQuestions()
{
var data = await _questionDal.GetAllAsync();
return(new SuccessDataResult <List <Question> >(data));
}