What is a use case in business analysis?

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A Business Analyst (BA) is the bridge between the business side and the technical side, making sure both groups understand each other and stay aligned. Clear communication is the BA’s superpower, and here’s how they make it happen:

A Business Analyst (BA) plays a critical role in supporting testing and quality assurance (QA) throughout the software development lifecycle. Their involvement helps ensure that the product meets business requirements, user expectations, and quality standards. Here’s how a Business Analyst can support testing and QA

A use case in business analysis is a detailed description of how a user (actor) interacts with a system or process to achieve a specific goal. It helps define the functional requirements of a system by focusing on user actions and system responses, making it a valuable tool for understanding and documenting what a system should do.

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Key Elements of a Use Case:

1. Actor – The user or external system interacting with the process (e.g., customer, employee).

2. Goal – The specific objective the actor wants to achieve.

3. Preconditions – Conditions that must be true before the use case begins.

4. Main Flow (Basic Flow) – The step-by-step process showing how the actor achieves the goal.

5. Alternate Flows – Variations or exceptions to the main flow.

6. Postconditions – The expected result after the use case is completed.

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Example Use Case:

Title: Place an Online Order

• Actor: Customer

• Goal: Successfully place an order for products online

• Main Flow:

  1. Customer logs in

  2. Browses products

  3. Adds items to cart

  4. Proceeds to checkout

  5. Enters payment and delivery details

  6. Receives order confirmation

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Why Use Cases Are Important:

• Help clarify requirements and define system behavior.

• Serve as a foundation for test cases and development tasks.

• Improve communication among stakeholders, BAs, and technical teams.

• Support user-centered design by focusing on real-world goals.

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In summary, a use case is a practical and user-focused tool that helps Business Analysts define how a system should function from the user's perspective, ensuring solutions align with business goals and user needs.

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