Application-Level Requirements List

1. Value of Dollar

2. Value of comparing currency

3. Calculation of dollar value against subject currency value

4. Display results

Input-Process-Output Chart

Complete the following input-process-output chart for the application using a structured programming approach.

Input | Process | Output | Dollar Value | get | Real number | Florien currency | get | Real number | Calculate difference | Divide | Decimal | Display results | get | Value | End | | |

Hierarchy Chart

Complete a hierarchy chart for the application by typing into the textboxes below.

Main Module
Main Module

Display Results
Display Results
Calculate
Calculate
Foreign currency
Foreign currency
Dollar
Dollar

Currency Conversion Development Assignment—Flowcharts

Control Flow Diagram—Main Control

-------------------------------------------------
Begin
Is Dollar < or > Quit
?
Display
Results

Is Foreign currency <or>

Yes
No
Calculate

Show difference

End
Begin
Is Dollar < or > Quit
?
Display
Results

Is Foreign currency <or>

Yes
No
Calculate

Show difference

End

-------------------------------------------------

Control Flow Diagram—Display Menu

Begin
Enter currency name

Valid selection ?
Error
4
:
Invalid menu selection
No
Yes
End
Quit
?
Yes
Invaild

Quit
Verified
?

Yes
Enter currency amout Display results No
Conversion
Verified
?
No
Yes

No
Begin
Enter currency name

Valid selection ?
Error
4
:
Invalid menu selection
No
Yes
End
Quit
?
Yes
Invaild

Quit
Verified
?

Yes
Enter currency amout Display results No
Conversion
Verified
?
No
Yes

No |

Control Flow