The exam consists of 175 total questions, with 150 being scored.
There is no indication on the exam of those that are scored.
The questions cover the most important and frequent tasks conducted by a Surgical Tech, which change regularly through scheduled job analysis surveys.
Those who did well in their Surgical Tech programs will have no problem with the CST exam since the concepts are the same.
To pass the exam, you must score 98/150 questions (65%) correctly.