Bangtong University / Broadcasting University (Korea National Open University-KNOU) is an OMR application with the correct viewer and scoring function.You can concentrate on solving the answers to the KTB / KNB test questions (replacement, final and seasonal tests) without a separate platform (print).Details of the Answer Viewer / OMR / Auto Scoring function on the KTK / KNK problems are as follows.1. Answer Viewer-Answer viewer function that is basically provided with OMR function.2. OMR function-You only need to mark your answers on a separate platform or paper.2. Automatic scoring-Marked questions can be checked automatically by 1 or 5 questions according to the users choice.3. Difficulty by Problem-Based on the data submitted by all the examinees, you can easily check the OMR screen by analyzing the problem with a high incorrect rate.-It will contribute to the improvement of grades by allowing students to study the problems with high difficulty.4. Share problem solving-Pool is a shared feature that all examinees can participate.-Register your own know-how or study to solve a specific problem is a feature that helps the entire examinee to refer.-If you receive a lot of referrals from all the examinees who refer to the solution is exposed to the top.5. Incorrect Note-By collecting and analyzing OMR data submitted by the user, the system automatically classifies the problem that I do not know and the problem I know.-Problems with a low percentage of correct answers provide a function that only the user can check through the memo function.-Register your memo to give yourself a chance to review yourself, and no need to find information about how you solved the problem later.-You can write freely because it is not shared with other examinees.