System and method for preventing unfairness in online examination

摘要

There is provided a line test solution modulation protection system and method. Online testing answer tamper-resistant method according to the present invention view of generating answer information count value corresponding to the answer information indicating whether, for each, and a mask value masked by the said generated answer information count value to a predetermined mask value generation function a step of transmitting to the server, test if time is terminated receive the mask value of the multiple candidate from the server transmitting the answer information count value for the grading to the server, and wherein the scoring answer information coefficient for the plurality candidates from the server Upon receiving the values ​​comprises the step of verifying whether or not the values ​​of the modulation factor for the scoring answer information to compare a value received from the server of the mask and the mask value b) process for the answer for the scoring information count value.