Exams are generally based on new business and some classic business. If you have a knowledge base, you can have a look. All the closed and operating enterprises are there. Also, you should take a look at the corporate philosophy and service philosophy of the mobile company. You should usually take this test. It is not difficult to read the information given to you by the internal training. Just look at the ground once. Well, we only took the monthly exam this month and got 80.