I/O DEVICE, I/O METHOD, AND PROGRAM THEREOF

摘要

Provided is an I/O device enabling an apparatus to correct operations in accordance with the mastery degree of a user without preventing a user from mastering the apparatus operation. The apparatus is adjusted according to frequency of the function execution by the user. The I/O device includes an accumulation unit (12) for accumulating user operation information, a mastered item judgment unit (13) for judging whether the user has learned respective functions according to an input operation history accumulated in the accumulation unit (12), and a menu display position adjusting unit (14) for maintaining the menu display position for the function which is judged to be mastered by the user by the mastered item judgment unit (13) and adjusting the menu display positions in the descending order of the execution frequency according to the input operation history accumulated in the accumulation unit (12) only for the functions judged to be not mastered by the mastered item judgment unit (13).