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Vocabulary
Concepts:
enteredPin - a PIN number that has been entered by user.
correctPIN - a PIN number that is stored on the card.
authorized - indicates if the user has entered the correct PIN.
userAccountAmount - the amount of the free founds on the user account.
cashPointAmount - the amount of the founds that are available in a cashpoint.
failedAttempts - the number of failed attempts to authorization.
requestedAction - the operation that user want to execute.
cashPointActivity - the final operation invoked by cashpoint.
Relations:
enteredPin → authorized
correctPIN → authorized
enteredPin → failedAttempts
correctPIN → failedAttempts
authorized → cashPointActivity
userAccountAmount → cashPointActivity
cashPointAmount → cashPointActivity
failedAttempts → cashPointActivity
requestedAction → cashPointActivity