| 摘要 |
PURPOSE:To discriminate the users surely, by using combined information of questions and answers as information connecting a card and a substantial possessor, displaying the question at card input and making the answer effective when the answer inputted from the user is coincident with the registrated answer. CONSTITUTION:In a cash transaction processing system, when a card possessor inputs a card reader 7, the card is read. The card is magnetically recorded with information such as account number, secret number, a plurality of questionnaries and answers, and residual amount of deposit, the read informations are interpreted and sequentially stored in a memory 2. The input of the secret number is instructed on a CRT 6 and check is done with a short secret number. Further, taking the question number in the memory 2 as an index, question data consisting of choice of questions and answers are read out and displayed from a question file. As to the questions, stature, hobby, number of family are used, and the answer inputted from the keyboard and the registrated answers are compared, and when they are all coincident with each other, the usage of the card is processed as effective card and if any one is wrong, it is treated as ineffective answer, and an alarm device 8 is operated. |
