Then the regional airline is not testing it product before putting it out on the market. If you think a written systems test fully demonstrates knowledge of the systems and procedures I think that is a faulty sense of logic.

We have all taken many orals in our careers and safe to say the oral is usually more stressful than the flight. It is an essential part of the training process to demonstrate what you know and how deep you know the subject.

An airline not doing a checkride oral is setting themselves up for possible problems.