Software Engineering

1. 
Format the PIN verification request message.
2. 
Transmit the PIN verification request message to the central bank account man-
agement system.
3. 
Receive the verification response form the central bank account management 
system.
4. 
Establish the PIN verification success or failure.
5. 
Notify the customer of the PIN verification results by one of the following:
●
  Display customer welcome ccreen.
●
  Display incorrect PIN notification screen and request the customer to reenter 
a PIN or cancel the transaction.
The complexity of the data processing procedures should be reassessed (per 
task 11.1, assess functional complexity) to determine if further functional decom-
position is warranted. The challenge of the functional complexity assessment is 
to determine whether the data processing procedures represent an uncomplicated, 

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