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    • 36. 发明授权
    • Electronic self-study device
    • 电子自学装置
    • US4358273A
    • 1982-11-09
    • US212491
    • 1980-12-03
    • Haruo Yamamoto
    • Haruo Yamamoto
    • G09B7/02G09B19/02
    • G09B19/025
    • An electronic self-study device in which problems are randomly generated comprises input keys by means of which a user inputs an answer to a displayed problem, and a review key which is depressed by a user to again display a problem incorrectly answered by the user. The device includes a judging means which judges whether or not the answer inputted by the user is correct, and a problem storing means is responsive to the judging means for storing a problem to which a wrong answer has been inputted. Further provided is a problem read-out control device which is responsive to operation of the reviewing key for causing the problem to which an incorrect answer was given to again be displayed so that the user may again answer the problem to which an incorrect answer has been given. According to a further aspect of the invention, a plurality of problems is displayed and, responsive to operation of the reviewing key, the incorrectly answered problems are sequentially read out of the problem storing means so that the user can again answer the incorrectly solved problem.
    • 其中随机产生问题的电子自学装置包括用户输入对所显示的问题的答案的输入键和由用户按下以重新显示用户不正确回答的问题的评论键。 该设备包括判断装置,判断用户输入的答案是否正确,并且问题存储装置响应于判断装置,用于存储输入了错误答案的问题。 进一步提供一种问题读出控制装置,其响应于检查键的操作,以使再次显示给予不正确答案的问题,使得用户可以再次回答不正确答案的问题 给了 根据本发明的另一方面,显示了多个问题,并且响应于查看键的操作,从问题存储装置中顺序读出错误地回答的问题,使得用户可以再次回答不正确解决的问题。