A banking system provides users with several services through mobile application. The bank customer can check their accounts, see recent transactions and current available balances, pay utilities bills online and buy and sell investments. All these services require a secure log-in of customer. If the system crashes or the network connection fails during a transaction, it is essential that all the financial data is left in a consistent state. a) Write the formal use case for paying a bill online. (Points 1.5) In a hospital management system administrator enters the patient’s name, address and emergency contact details into the system. If the patient has only public health insurance, the administrator enters the patient’s medicare number, and the system verifies this with government health database. If the patient also has private health insurance, then the administrator enters also the patient’s private health insurance details, and the system verifies these details with the private health insurance system. When these details are verified as correct, the system saves the patient's details and confirms the registration and send registration confirmation message to patient. a) Identify the actors of system, and indicate which actor is primary and which one is secondary actor. Also state the use cases of the system.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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A banking system provides users with several services through mobile application. The bank customer can check their accounts, see recent transactions and current available balances, pay utilities bills online and buy and sell investments. All these services require a secure log-in of customer. If the system crashes or the network connection fails during a transaction, it is essential that all the financial data is left in a consistent state. a) Write the formal use case for paying a bill online. (Points 1.5) In a hospital management system administrator enters the patient’s name, address and emergency contact details into the system. If the patient has only public health insurance, the administrator enters the patient’s medicare number, and the system verifies this with government health database. If the patient also has private health insurance, then the administrator enters also the patient’s private health insurance details, and the system verifies these details with the private health insurance system. When these details are verified as correct, the system saves the patient's details and confirms the registration and send registration confirmation message to patient. a) Identify the actors of system, and indicate which actor is primary and which one is secondary actor. Also state the use cases of the system.

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