i am doing a POINT OF SALE i nvisual c++ for my basic diploma course. i need to do an IPO CHART for the report as well.

I have done the report- see below- can anyone tell me if i am correct or have missed out on anything :

IPO Chart for Main Menu Module_User Login

Input Processing Module Reference Output
User ID Input User ID Read
Password Input Password Read
Verifying User IDAnd Password Read, Scan Main menu module

IPO Chart for Main Menu Module_Display

Input Processing Module Reference Output
POS Module Input POS Module Main menu module
Or
Inventory module Input Inventory Module Main menu module
Or
Report Module Input Report Module Main menu module
Or
Customer Module Input Customer Module Main menu module
Or
Exit Input Exit Main menu module


IPO Chart for Module_Display

Input Processing Module Reference Output
ISBN No Input ISBN no Read, Scan
Quantity Input qty Read
Discount Input Discount Read
Discount if applicable
Calculate total amountpayable
Display total amount=sum (price*qty)*discount*GST Calculate
Print total amount print
Payment Input Payment methods Read
Receipt Print Receipt Print
Exit End of Transaction
Overwriting sales transaction records


IPO Chart for Sales Report

Input Processing Module Reference Output
Sales no Input sales no Read
Display sales detailsISBN ,author, price,Amt paid, no of copies
Void this sale Read, Scan
Exit End of processing

IPO Chart for Inventory Module_Add New Item


Input Processing Module Reference Output
ISBN Input ISBN Scan
Scan to see if record Exists
Display “item not found” print Back to inventory
else
Publisher Input Publisher Read
Author Input Author Read
Title Input Title Read
Dated Purchased Input date Read
Price

i neede to0 develop a i-p-o chart and select a commoinb sales transaction,such as automobile gasoline . purcace or a grocery store purchace .aaaanlice the transsaction and make alist of the ithems o0f information that are input . record your analisis in the form of an i=p=o chart

i neede to0 develop a i-p-o chart and select a commoinb sales transaction,such as automobile gasoline . purcace or a grocery store purchace .aaaanlice the transsaction and make alist of the ithems o0f information that are input . record your analisis in the form of an i-P-O CHART

i neede to0 develop a i-p-o chart and select a commoinb sales transaction,such as automobile gasoline . purcace or a grocery store purchace .aaaanlice the transsaction and make alist of the ithems o0f information that are input . record your analisis in the form of an i-P-O CHART

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