| 摘要 |
<P>PROBLEM TO BE SOLVED: To perform a trial examination related to a national examination or the like by use of a cellphone, and to recommend purchase of an appropriate book according to capability on the basis of a result thereof. <P>SOLUTION: A database server B has: an input signal reception means 3 receiving an input signal such as a signal of the effect of performance of various field-classified trial examinations related to the national examination or the like by use of the cellphone via a communication line; a field-classified trial examination problem sentence storage means 5; a field-classified trial examination display and selection means 4 displaying the field-classified trial examination from a display screen of the cellphone and appropriately selecting it; a problem sentence extraction display means 6 extracting a prescribed number of primary problem sentences selected by it, and displaying them on the display screen of the cellphone; and an accuracy rate decision means 7 sequentially displaying a trial examination problem extracted and displayed by it, receiving each answer, and deciding an accuracy rate while deciding right and wrong. A problem collection is recommended when right answers of a prescribed ratio or above are present, and a basic textbook is recommended when less than the prescribed ratio. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
