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(PDF) Distributed ATM System

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Added on  2021-06-15

(PDF) Distributed ATM System

   Added on 2021-06-15

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Running head: THE DISTRIBUTED ATM SYSTEMThe Distributed ATM SystemName of the Student:Name of the University:Author note:
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1THE DISTRIBUTED ATM SYSTEMTable of ContentsThe ATM System Description.........................................................................................................2Functional Requirements.............................................................................................................2Non-Functional Requirements.....................................................................................................3Overall structure and the Distributed System description...............................................................3Tier Categorization..........................................................................................................................4Basic Tier Implementation..........................................................................................................4Tier 2............................................................................................................................................5Diagrammatic Representations........................................................................................................5UML Class Diagram....................................................................................................................6Use Case Diagram.......................................................................................................................7Activity Diagram.........................................................................................................................8Sequence Diagram.......................................................................................................................9Interface Design.........................................................................................................................10
(PDF) Distributed ATM System_2
2THE DISTRIBUTED ATM SYSTEMThe ATM System DescriptionThe ATM system is being designed keeping in mind the distributed functioning system ofany Banking organization. The ATMs or the Automated Teller Machines are the specializedcomputerized systems or machines that allow the customers to access their bank accounts toretrieve or deposit monetary amount into the same.Functional RequirementsThe functional requirements for the system are:1.Card Login with valid PIN: The ATM system must allow users to insert their cards intothe machine and then login to their accounts using a valid PIN.2.Language Selection: The system must allow the users to select their preferable languageform a list of the common languages from that area.3.Money Withdrawal: The user must be able to insert the amount, which he wishes towithdraw from his or her respective bank account.4.Amount Validation: The system must ensure that the user has enough amount to maketheir demanded transactions from the concerned account. In addition, the system mustalso ensure that the denominations entered are valid and the ATM has the demands in itsstock.5.Termination: The system must logout of the bank account immediately after onetransaction is made or even if the transaction is unsuccessful. Time-out terminations shallalso be considered.6.Change PIN: The users should be able to change their existing PIN password.
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3THE DISTRIBUTED ATM SYSTEM7.Receipt Generation: The system must compel the machine to print out the details of theirrespective transactions in printed [1].Non-Functional RequirementsThe non-functional requirements for the system are:1.Security: The system must ensure that all logins, queries and transactions take place overa secured environment and network inside the system and the overall architectureframework [2].2.Robust: The banking system as a whole should not crash due to the failure of one clientnode at any of the corresponding ATMs [3].Overall structure and the Distributed System descriptionTo comply by each functional and non-functional requirements, the overall structure of ageneral ATM to be designed would include:Card readerKeypadSpeakerDisplay screenReceipt printerCash dispenserBeing an important part of the banking system, the system must have the abilities toperform in a complex distributed network. It is possible that the user, a joint nominee and or thebank officials, at the same point of time, are accessing a particular account. This gives rise to the
(PDF) Distributed ATM System_4

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