Functional requirements of an electricity billing management system typically include the following: Meter reading: The system should be able to automatically collect and store meter readings from various sources, such as AMR devices, manual inputs, or imported data.

Bill generation: The system should be able to generate bills based on meter readings and other relevant information, such as tariffs, taxes, and subsidies.

Payment processing: The system should support various payment methods, such as online payments, direct debits, and cash payments, and should be able to process payments efficiently and securely.

Customer management: The system should be able to manage customer information, including contact details, billing addresses, and payment history.

Usage analysis: The system should be able to provide usage reports and analysis to support decision-making and regulatory compliance.

Security and privacy: The system should have adequate security measures in place to protect sensitive customer information and ensure data privacy.

User-friendly interface: The system should have a user-friendly interface that enables customers to access their billing information and make payments easily.

Technical support: The system should be supported by a technical team that can resolve issues and provide technical assistance when needed. Draw the use case diagram with these functional requirement

The use case diagram would typically have the following actors:

Customer Billing System Payment System Technical Support Team And the following use cases:

Meter Reading Bill Generation Payment Processing Customer Management Usage Analysis Data Security and Privacy User-Friendly Interface Technical Support The use cases would be connected to the relevant actors, showing the interactions and relationships between them. The diagram would provide a high-level overview of the functional requirements of the electricity billing management system and how they are supported by different parts of the system.