Requirements Analysis

Requirement Types

Functional Requirements

What the system should DO.

• "Users can log in with email and password"
• "System sends order confirmation email"

Non-Functional Requirements

How the system should BEHAVE.

• Performance: "Page loads in < 2 seconds"
• Security: "Passwords stored with bcrypt"
• Scalability: "Supports 10,000 concurrent users"

Constraints

Limitations on the solution.

• "Must use existing authentication system"
• "Must run on AWS"