![]() ![]() ![]() Taking offline hints worked this way because our servers expect a request from the client when users take a hint or answer a problem. The cheaters realized that if they disconnected from the internet, took the hints, and reconnected, they would still have a problem counted as correct. The images below show the user getting a correct answer and taking a hint respectively. Check out this exercise if you want to try it yourself. If you get stuck on a problem you are able to take hints and have that problem counted as incorrect. When going through exercises on Khan Academy you answer the problems given to you and receive feedback on whether your answer was correct or incorrect. Recently, a number of students on Khan Academy found a way to cheat by taking hints offline and not having them counted towards their online profile. ![]()
0 Comments
Leave a Reply. |