In 2017-2019, the security instructor reads the problem by voice and solves the problem, and if it is wrong, only the wrong problem is solved again.
The shortcut to passing the certification exam is to solve a lot of previous questions.
AI AI automatically reads past questions and solves them if they are wrong
Reading the answer again and listening to it comfortably will help memorize it.
**Added the ability to break stamps for wrong problems**