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

In business analysis, a use case is a detailed description of how a user (or “actor”) interacts with a system to achieve a specific goal. It helps define the system’s functional requirements by focusing on user-system interactions.

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🔹 Key Elements of a Use Case:

1. Actor: The user or system that initiates the interaction (e.g., a customer, employee, or external system).

2. System: The application or process the actor interacts with.

3. Goal: What the actor wants to accomplish.

4. Main Flow: The standard series of steps from start to successful completion.

5. Alternate Flows: Variations or exceptions from the main flow (e.g., invalid input, errors).

6. Preconditions: What must be true before the use case begins.

7. Postconditions: What must be true after the use case ends successfully.

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🔹 Example Use Case:

Title: Place an Online Order

• Actor: Customer

• Goal: Purchase a product from the website

• Main Flow:

  1. Customer logs in

  2. Searches for a product

  3. Adds it to the cart

  4. Proceeds to checkout

  5. Enters payment and shipping info

  6. Confirms the order

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🔹 Why Use Cases Matter:

• Clarify functional requirements.

• Help developers and testers understand what the system should do.

• Improve communication between stakeholders and technical teams.

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In short, a use case is a powerful tool in business analysis for capturing user goals and system behavior, making it easier to design and develop effective solutions.

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How does a BA gather and analyze requirements?

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