AUTOMATIC CONTOROL METHOD OF THE DIFFICULTY OF PROBLEM-BANK TYPE ON-LINE TESTING SOLUTION

摘要

An object of the present invention is to provide a method for automatically adjusting the difficulty of each problem stored in the question bank DB of the question bank method online testing solution used in the online learning system.;To this end, the present invention comprises the steps of the web server to select a problem and provide it to the user terminal over the Internet; A web server receiving an answer to the problem from the user terminal and performing a scoring by the scoring system to calculate a scoring resu Calculating, by the difficulty adjustment system, an overall correct answer rate and an individual correct answer rate; Calculating, by the difficulty adjustment system, a weighted average and an average correct answer rate for the individual problem; The difficulty adjustment system calculating a difficulty level of the individual problem; The difficulty adjustment system provides a problem difficulty adjustment method of the question bank method online testing solution including the step of adjusting the difficulty level by reflecting the difficulty level for the individual problem and storing it in the problem bank DB.