A university library system is depicted in Figure (a) with partial system sequence diagrams for two use cases, Check out a book and Return a book. Based on the figure construct four tables showing inputs and outputs, as shown in Figures (b) and (c):
(1) Inputs for the Library System,
(2) Outputs for the Library System,
(3) Inputs for the Student Record System, and
(4) Outputs for the Student RecordSystem.

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Single record/ multiple records Output message Data parameters Classes or database tables Response to addltem description, price extendedPrice Single CatalogProduct, Productltem, Inventoryltem, Orderltem Single Single Single Response to completeOrder() totalDue Order, Orderltem checkCreditCard() creditCardf, expDate, Customer name, amount OrderTransaction summary Information- response to makePayment customerName, billingAddress, shippingAddress, orderNumber, date, s&h, tax, totalAmount Order, Orderltem, Customer