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High Level Design 1 High Level Design Moving from models of the real world toward software blueprints. Not all classes in the solution model correspond to “things in the real world. Kinds of Classes

How to fill out high level design

How to fill out high level design:

1. Start by understanding the requirements: Before filling out the high level design, it is important to have a clear understanding of the project requirements. Review the project scope, objectives, and any available specifications to grasp a comprehensive understanding.
2. Identify the key components: Break down the project into its key components or modules. Identify the main functionalities and their interdependencies. This will help in organizing the high level design and ensuring that all aspects are adequately covered.
3. Define the system architecture: Determine the overall structure of the system. This includes deciding on the different layers, components, and their relationships. Consider factors such as scalability, performance, and security while designing the system architecture.
4. Specify the interfaces: Clearly define the interfaces between different components or modules. This involves detailing the inputs, outputs, data formats, and communication protocols. Effective interface design ensures seamless integration and communication between various system elements.
5. Document the data flow: Map out the flow of data within the system. Identify the sources, transformations, and destinations of data. This helps in understanding how information is processed and utilized throughout the system.
6. Define the algorithms and business logic: Document the algorithms and business logic that drive the system. Describe the core functionalities and the steps involved in executing them. This helps in ensuring that all necessary functions are included in the high level design.
7. Consider scalability and performance: As you fill out the high level design, keep scalability and performance in mind. Consider factors such as expected user load, data volume, and response times. Design the system in a way that allows for future growth and ensures optimal performance.

Who needs high level design:

1. Project Managers: Project managers rely on high level design to get an overview of the system and understand its architecture. It helps them plan and allocate resources effectively, manage timelines, and track progress against milestones.
2. Software Architects: High level design is crucial for software architects as it provides a blueprint for the system architecture. It helps them make informed design decisions, define guidelines for development teams, and ensure the system's technical feasibility.
3. Development Teams: High level design acts as a guide for development teams, providing a clear understanding of the system's structure and functionalities. It helps them in writing modular and maintainable code, ensuring consistency across the development process.
4. Stakeholders: Stakeholders, including clients, investors, and users, benefit from high level design as it allows them to visualize the system's overall design and functionalities. It helps them provide feedback, validate requirements, and make informed decisions about the project.
5. Quality Assurance Teams: High level design aids quality assurance teams in understanding the system's design and functionalities. It helps them in planning test scenarios, ensuring test coverage, and verifying that the system meets the specified requirements.

In conclusion, filling out high level design involves understanding project requirements, defining the system architecture, specifying interfaces and data flow, documenting algorithms, and considering scalability and performance. High level design is essential for project managers, software architects, development teams, stakeholders, and quality assurance teams.

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What is high level design?

High level design is a top-level architectural design that focuses on the overall system architecture and design.

Who is required to file high level design?

The project manager or design lead is usually required to file the high level design.

How to fill out high level design?

High level design can be filled out by providing a detailed overview of the system architecture, design principles, and key components.

What is the purpose of high level design?

The purpose of high level design is to provide a structured and organized overview of the system architecture to guide the development process.

What information must be reported on high level design?

High level design typically includes information on system components, integration points, data flow, and key design decisions.