"Software Requirements" Reading notes 2

Source: Internet
Author: User
"Software Requirements" reading notes of the second

Third, demand management methods and common requirements management tools management needs.

Level of demand

1, the level of software requirements:

Level

Content Description

Rendering method

Business requirements

Organization or customer to the system, product high-level target requirements.

Description in Project view and scope document

User Requirements

Tasks that the user must complete to use the product

Use case

Functional Requirements

Software features that must be implemented

Description of functional requirements in the requirements Specification document

Non-functional requirements

The system shows the behavior and execution of the user, including the standards, specifications and contracts that the product must comply with, the specific details of the external interface, performance requirements, constraints and quality attributes of the design or implementation.

Requirements Specification document non-functional requirements description

2, the relationship between the components of software requirements, in fact, is the business needs, user needs, functional requirements, non-functional requirements and other relationships.

Demand development

3, the characteristics of excellent demand

7 major features, pay more attention to priority and verifiable, because these two points in the project actually focus on less.

1) Integrity

2) Correctness

3) Feasibility

4) Necessity

5) Prioritize

"Software Requirements" Reading notes 2

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