Labels:text | screenshot | font | diagram | parallel | circle | line OCR: (b) Transaction Type Card Card OK Ask Display =Balance to Display Query Bank Reader a Request for Balance for PIN Reads Card Card User Enter Card not OK Transaction Type Transaction Type= Withdrawal/Doposit Ask Display to Display a Request for Amount Figure 9: (a) Response diagram for Card Reader Reads Card; (b) response diagram for Card User Enters Transaction Type
