Additional Checkout Application Project

Input-Process-Output Chart

Input | Process | Output | Item_NumberItem_NameItem_priceItem_Quanity | Get User Input | Item_NumberItem_NameItem_priceItem_Quanity | Item_priceItem_Quanity | Compute Discount | Subtotal | Subtotal7.5% | Compute Tax | Tax | SubtotalTax | Compute Total | Total | SubtotalTotalTax | Display Subtotal and Total | SubtotalTotalTax |

Main Module
Main Module

Display Total
Display Total
Compute Total
Compute Total
Compute Tax
Compute Tax
Compute Subtotal
Compute Subtotal
Compute Discount
Compute Discount
User Inputs
User Inputs

Application-Level Requirements List 1. Inputs 2. Compute Item Totals 3. Compute Discounts 4. Compute Subtotal 5. Compute Tax 6. Compute Totals 7. Display Total

Flow Chart
Start
Start

“What is the Item Number?”
“What is the Item Number?”

Item_Number

Item_Number

Question

Question

“Y”
Tax=Subtotal*.075
Tax=Subtotal*.075 “N”
“What is the Name of the Item?”

“What is the Name of the Item?”

Question
“Y/N”

Question
“Y/N”

Total=subtotal+tax
Total=subtotal+tax

Item_name

Item_name

“Subtotal:” Subtotal
“Tax:” Tax
“Total:” Total

“Subtotal:” Subtotal
“Tax:” Tax
“Total:” Total

“Is there more? Y/N"

“Is there more? Y/N"

“What is the Item Price?”

“What is the Item Price?”

End
End
Item_Quanity

Item_Quanity

Subtotal=Item_total*.9
Subtotal=Item_total*.9

Item Number
Item Number
Item_Total=Item_Price*Item_Quanity
Item_Total=Item_Price*Item_Quanity
Subtotal=Item_Total
Subtotal=Item_Total >4 <=4

Main Module
Declare Item_Number as integer
Declare Item_Name as string
Declare Item_Price as real
Declare Item_Quanity as real
Declare Subtotal as real
Declare Total as real
Display Tax as real
Declare Question as string

Repeat
Call Input Module
Call Calculate Subtotal Module
Display "Is there more? Y/N"
Input Question
Until Question<>Y
Call Calculate Total Module
Call Output Module
End Main Module

Input Module
Display "What is the number of the Item"
Input Item_Number
Display "What is the name of the Item"
Input Item_Name
Display “What is the Item price? “
Input Item_price
Display “What is the number of Items being purchased?”
Input Item_Quanity
End Input Module

Calculate Subtotal Module
Item_Total=Item_Price*Item_Quanity
If Item_Number>4 then Subtotal=Item_Total*.9 else Subtotal=Item_Total
End Calculate Subtotal Module

Calculate Total Module
Tax=subtotal*0.075
Total=tax+subtotal
End Calculate Total Module

Output Module
Display "The Subtotal: "Subtotal
Display "The tax is: "Tax
Display "The Total Is: "Total
End Output ModuleWhat is the number of Items being purchased?”
What is the number of Items being purchased?”
Item_Price
Item_Price