Low Level Function
1.4.2 Credit Operator's Account

Overview

This Function shall be capable of providing the following facilities:

(1) The ability to credit the accounts of the Service Operators by the amount that has already been calculated.
(2) The ability to receive the calculated creidt amount from the functionality that distributes fees revenue.

Functional Requirements

(a) read the different elements included in the message coming from "Distribute Fee Revenues".
(b) sends the credit order to the financial clearinghouse, including the fee, the originating account, and the account to be credited,
(c) load the transaction into the store of "transactions" Data.

Diagrams

The Diagram(s) is (are) the diagram(s) where you can find the function :
  • DFD 1.4 Manage Operators' Revenue
  • Functional Tree of Area 1

    • Parent Higher Level Function

    Input logical dataflows

    Output logical dataflows

    User needs

    Number

    Description

    4.1.2.1
    The system shall be able to share revenues between road network operators.
    4.1.2.2
    The system shall enable a single payment to be paid for services offered by different related transport systems (e.g. metro, bus, train, road and parking).
    4.1.3.2
    The system shall make atomic electronic financial transactions, I.e. that are never partially complete whatever the circumstances, even in degraded system modes.
    4.1.3.3
    The system shall have the maximum security necessary for electronic financial transactions.
    4.1.3.4
    The system shall have a low number of incorrect transactions (e.g., non-effective transactions < 1 in 10E-6; erroneous transactions < 1 in 10E-8)