prepare a flow chart for each of the following examples

Let's prepare some example flowcharts (Exercise 17) - a. Manually prepares invoices in five copies, by reference to a customer's order file and a product pricing file. -d. Processes by computer a batch of cash receipts transactions (on magnetic tape) to update a customer master file (on magnetic disk). Assume that the old master file can be directly updated without needing to generate a new file. -i. A customer enters an order for books online. The Web site's server validates the order and checks to see if the items are in stock by reference to an online inventory master file. When the order process is complete, the Web site posts the sales data to an online sales order file and emails an order confirmation to the customer