9 - Module 9: Domain Knowledge & Case Studies

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E-commerce Cart System

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Teacher
Teacher

Today, we will explore the E-commerce Cart System. This system allows users to add and manage their shopping items. Why do you think such a system is essential?

Student 1
Student 1

It helps customers keep track of their purchases and makes it easier to check out.

Teacher
Teacher

Exactly! Now, can anyone name some key business requirements for such a system?

Student 2
Student 2

The users should be able to apply discounts and promo codes!

Teacher
Teacher

Correct! Discounts enhance the shopping experience. Remember the acronym 'SAVE' — Save cart, Apply discounts, Validate stock, and Enhance checkout.

Student 3
Student 3

That’s a great way to remember the main functionalities!

Teacher
Teacher

Now, let’s summarize: A shopping cart is crucial for e-commerce, and key requirements include saving cart contents and applying discounts. Additional features enhance user experience.

Healthcare Appointment System

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Teacher
Teacher

Let's shift to the Healthcare Appointment System. Why do we need such systems in healthcare?

Student 4
Student 4

To organize patient schedules and improve communication with doctors!

Teacher
Teacher

Great point! Can anyone explain some key business requirements for this system?

Student 1
Student 1

Patients should be able to search by doctor specialties and get reminders.

Teacher
Teacher

Exactly! Remember our mnemonic 'SEARCH'— Schedule easily, Availability, Reminders, Clear communication, Health data management.

Student 2
Student 2

That’s useful for recalling the requirements!

Teacher
Teacher

So, to recap: Healthcare systems must focus on patient communication, doctor availability, and reminders enhance patient care.

Banking Loan Application Portal

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Teacher
Teacher

Now, let’s look at the Banking Loan Application. What do you think is its main purpose?

Student 3
Student 3

To simplify the process of applying for loans and reduce processing time.

Teacher
Teacher

Exactly! Now, think about some essential functionalities this system should have.

Student 4
Student 4

It should automatically calculate eligibility and flag high-risk applications.

Teacher
Teacher

Good! Here’s a mnemonic to remember: 'LOAN'— Lending options, Eligibility checks, Application tracking, New user onboarding.

Student 1
Student 1

That's helpful to remember the process!

Teacher
Teacher

To sum up, the Loan Application Portal must facilitate easy application processing, eligibility assessment, and keep users informed.

Introduction & Overview

Read a summary of the section's main ideas. Choose from Basic, Medium, or Detailed.

Quick Overview

This module emphasizes the importance of domain knowledge for Business Analysts, presenting key industry-specific case studies in e-commerce, healthcare, and banking.

Standard

Understanding industry-specific context is crucial for Business Analysts (BAs) to align their work with user expectations and regulatory requirements. The chapter includes three detailed case studies from e-commerce, healthcare, and banking to illustrate the BA's role and the diverse tools and methodologies utilized in each sector.

Detailed

MODULE 9: DOMAIN KNOWLEDGE & CASE STUDIES

Business Analysts (BAs) play a pivotal role in various industries, requiring them to have substantial domain knowledge to navigate specific contexts, regulatory constraints, and user expectations. This chapter presents three industry-specific case studies: E-commerce Cart System, Healthcare Appointment System, and Banking Loan Application Portal. Each case study outlines the objectives, key business requirements, stakeholders involved, BA activities, and tools used.

Key Highlights:

  1. Case Study 1: E-commerce Cart System
  2. Objective: Develop a shopping cart feature for an online retail platform.
  3. Business Requirements: Include features for adding products, retaining cart state, discounts, and payment integration.
  4. BA Activities: Include wireframing, requirements documentation, and user acceptance testing (UAT).
  5. Case Study 2: Healthcare Appointment System
  6. Objective: Create a system for booking and managing doctor appointments.
  7. Business Requirements: Focus on patient access, doctor engagement, and compliance with HIPAA regulations.
  8. BA Activities: Include requirement elicitation, workflow design, and testing.
  9. Case Study 3: Banking Loan Application
  10. Objective: Streamline personal loan applications through a digital portal.
  11. Business Requirements: Encompass document submission, real-time eligibility calculations, and risk assessments.
  12. BA Activities: Include user persona mapping, requirement documentation, and team collaboration.

The key takeaways emphasize the unique challenges in each domain and the essential skills needed for BAs, highlighting that a successful BA not only writes requirements but understands the business context.

Audio Book

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Introduction to Domain Knowledge

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Industry-specific domain knowledge helps Business Analysts understand the context, regulatory constraints, and user expectations of various systems. This chapter provides three practical case studies to illustrate the BA role across e-commerce, healthcare, and banking domains.

Detailed Explanation

This chunk describes the importance of domain knowledge for Business Analysts (BAs). It emphasizes that BAs need to understand not just what they are working on, but the environment and regulations surrounding it. Understanding specific industries such as e-commerce, healthcare, and banking helps BAs effectively analyze business needs and develop appropriate solutions. The chapter aims to showcase real-world examples to illustrate the BAs' roles in these industries.

Examples & Analogies

Think of a doctor who specializes in cardiology. To effectively treat their patients, they must understand the heart, how it functions, and the various diseases that can affect it. Similarly, BAs in different industries need their own 'specializations' to address the specific needs and challenges of their projects.

Case Study 1: E-commerce Cart System

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📌 Project Objective
Design and deliver a shopping cart feature for an online retail platform, enabling users to add, update, and purchase items.

✅ Key Business Requirements
● Users can add multiple products to the cart
● Cart contents are saved across sessions
● Discounts and promo codes can be applied
● Cart updates dynamically with stock availability
● Checkout process integrates with payment gateway

👥 Stakeholders
● Product Owner
● Marketing Team
● Customers
● Logistics & Inventory Team

📊 BA Activities
● Gather user stories (e.g., “As a shopper, I want to remove an item from my cart”)
● Create wireframes for cart UI
● Define business rules (e.g., max quantity per product, cart expiration)
● Document functional & non-functional requirements
● Conduct UAT for checkout and promo logic

🛠 Tools Used
● JIRA (User Stories)
● Figma (Wireframes)
● Confluence (BRD/FRD)
● SQL (Verify cart behavior in DB)

Detailed Explanation

This chunk outlines the first case study, which focuses on developing a shopping cart feature for an e-commerce platform. It defines the project's objective, which is to create a user-friendly cart that allows customers to manage their purchases effectively. Key business requirements detail what functionalities the cart must support, such as saving cart contents, applying discounts, and integrating with payment gateways. It also highlights stakeholders such as the product owner, marketing team, and logistics teams who contribute to this project. The BA activities involve gathering user stories from potential users to inform the design and functionality of the cart, creating wireframes to visualize the cart interface, documenting essential business rules, and conducting user acceptance testing (UAT). Tools like JIRA and Figma are used throughout the project for managing user stories and designing UI wireframes.

Examples & Analogies

Consider how online shopping works: a cart is like a shopping basket in a physical store. It allows you to collect items before you decide to check out and purchase. Just as a store needs to know how many items you can take home and whether discounts apply, an online store must manage these aspects digitally, which is what this case study illustrates.

Case Study 2: Healthcare Appointment System

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📌 Project Objective
Develop a system for patients to book, reschedule, or cancel appointments with doctors, with real-time availability and notifications.

✅ Key Business Requirements
● Patients can search doctors by specialty, location, availability
● Doctors can accept or reject appointment requests
● Automatic SMS/email reminders before appointments
● Admin dashboard for scheduling rules and blackout dates

👥 Stakeholders
● Patients
● Doctors & Medical Staff
● Admin/Operations Team
● Regulatory (HIPAA compliance)

📊 BA Activities
● Elicit functional and non-functional requirements
● Create activity diagrams for patient-doctor workflows
● Define data privacy requirements (e.g., storing patient data securely)
● Collaborate with QA on test cases for booking, notifications
● Assist in UAT with hospital staff

🛠 Tools Used
● Lucidchart (Process flows)
● Excel (Traceability Matrix)
● JIRA (Sprint planning and bug tracking)
● SQL (Validate appointment data and time slots)

Detailed Explanation

This chunk describes the development of a healthcare appointment system, focusing on the ability of patients to manage their appointments with doctors. It outlines the project's objective, ensuring that patients can easily book, modify, or cancel appointments while receiving timely notifications. Key requirements ensure that patients can find doctors based on specialty and real-time availability, and the system supports reminders for appointments. The stakeholders include patients, medical staff, and administrators, highlighting the complexity and regulations involved, such as HIPAA compliance. BA activities include defining technical requirements, creating workflow diagrams to illustrate interactions between patients and doctors, ensuring data privacy, and conducting testing with staff to verify system effectiveness. Tools like Lucidchart and JIRA are essential for creating visual representations and managing project tasks.

Examples & Analogies

Imagine the way a receptionist manages appointments in a healthcare facility. They need to track who is coming in, when they are available, and ensure that patients receive reminders about their upcoming visits. This digital system does the same job but works more efficiently, connecting patients and doctors through a user-friendly application.

Case Study 3: Banking Loan Application

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📌 Project Objective
Build a digital loan application portal to streamline the process of applying, verifying, and disbursing personal loans.

✅ Key Business Requirements
● Users can apply for a loan with ID and income documents
● System auto-calculates eligibility based on rules
● Risk engine flags high-risk applications
● Integration with credit bureaus (e.g., CIBIL)
● Application tracking via dashboard

👥 Stakeholders
● Customers
● Credit & Risk Team
● Operations (Verification Team)
● Legal & Compliance
● Loan Officers

📊 BA Activities
● Gather BRD and map user personas (Salaried vs Self-Employed)
● Write user stories and define system integrations (APIs with credit bureaus)
● Coordinate test scenarios for fraud checks and KYC compliance
● Prepare data mapping for reports and dashboards
● Assist in training call center on system usage

🛠 Tools Used
● Draw.io (Data Flow Diagrams)
● Confluence (BRD, API documentation)
● JIRA (Requirements and test logging)
● MS Excel (Eligibility criteria modeling)

Detailed Explanation

In this chunk, we examine the banking sector's loan application process. The objective is to develop a digital platform that simplifies how users apply for personal loans and how these applications are processed. Key requirements include the ability for users to apply with necessary documentation, automatic assessment of eligibility, and tracking of their application status. Stakeholders involved range from customers to loan officers, underscoring the various roles in the process. Business Analysts engage in activities like gathering business requirement documents, identifying user types (like different employment statuses), defining integration with credit reporting systems, and ensuring compliance with regulations like anti-money laundering checks. Tools such as Draw.io and JIRA are utilized for creating process maps and tracking project progress.

Examples & Analogies

Consider how applying for a loan would feel if done entirely on paper: tedious, requiring you to visit offices, fill out forms, and wait for long periods. Now imagine a streamlined digital process. It's like ordering a coffee through a coffee shop's app rather than waiting in line — faster, more efficient, and more convenient, just as this digital loan application system aims to achieve.

Key Takeaways for Business Analysts

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Dom Key BA Challenge Must-Have Skill
ain
E-co Dynamic pricing, real-time Process modeling, UI/UX
mme stock validation wireframing
rce
Heal Compliance & scheduling Privacy requirements,
thcar complexity stakeholder alignment
e
Ban Risk analysis, integration with Data analysis, regulatory
king 3rd parties understanding

“Business Analysts succeed not just by knowing how to write requirements — but by understanding the business context in which they operate.”

Detailed Explanation

The final chunk summarizes critical takeaways for Business Analysts (BAs) from the case studies. It highlights specific challenges and skills required in different domains: e-commerce relies on understanding dynamic pricing and real-time stock validation, the healthcare sector focuses on compliance and managing complex scheduling, and banking requires risk analysis and knowledge of regulatory constraints. The take-home message is that the success of BAs goes beyond just writing requirements; it includes understanding the broader business context and needing to adapt skills to various industries.

Examples & Analogies

Think of a BAs' role like a tour guide. To provide the best experience, a guide must know not only the paths to take but also the history of the locations, potential challenges, and diverse interests of the travelers. Similarly, BAs need a rich understanding of their industry to lead successful projects.

Definitions & Key Concepts

Learn essential terms and foundational ideas that form the basis of the topic.

Key Concepts

  • E-commerce involves dynamic stock and discount management.

  • Healthcare systems must integrate compliance with regulatory bodies.

  • Banking applications need robust security and risk assessment features.

Examples & Real-Life Applications

See how the concepts apply in real-world scenarios to understand their practical implications.

Examples

  • An e-commerce site saves a user's cart after they log out, allowing them to resume shopping later.

  • A healthcare system sends automated reminders to patients via SMS prior to their appointments.

  • A banking loan application provides applicants with real-time feedback on their eligibility.

Memory Aids

Use mnemonics, acronyms, or visual cues to help remember key information more easily.

🎵 Rhymes Time

  • In e-commerce, make it bright, Cart features save, both day and night.

📖 Fascinating Stories

  • Imagine a shopper named Sam who fills a cart but fears he’ll lose his picks. But with saved memories, he returns and buys, fulfilling his wishes without any tricks.

🧠 Other Memory Gems

  • RAPID for Healthcare: Reminders, Appointments, Patient data, Integrations, Doctors.

🎯 Super Acronyms

BA Tasks

  • PROSS—Gathering Requirements
  • Analyzing Stakeholders
  • Documenting Needs
  • Testing Solutions.

Flash Cards

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Glossary of Terms

Review the Definitions for terms.

  • Term: Domain Knowledge

    Definition:

    Understanding specific contexts, regulations, and user needs within a particular industry.

  • Term: Business Analyst (BA)

    Definition:

    A professional who analyzes business needs and requirements to enhance for organizational performance.

  • Term: User Acceptance Testing (UAT)

    Definition:

    A testing phase where end-users validate the functionality and performance of a system.

  • Term: Stakeholders

    Definition:

    Individuals or groups with an interest in the outcome of a project, including clients, users, and internal teams.

  • Term: Requirements Elicitation

    Definition:

    The process of gathering the needs and expectations of stakeholders regarding a project.