Introduction to Software engineering eighth chapter

Object-oriented design

The concept of design has design activities, design rules, wherein the design rules have 1 modular 2 coupling degree and cohesion of 3 reusability.

For large and complex systems, software architecture design is especially important: warehouse architecture, layered architecture, MVC architecture, client/server architecture

Piping and filter architectures. The architecture of a system case Minilibrary system is also introduced.

The design of the system is first to identify the design elements, then develop a data storage strategy, deploy the subsystem, and then pass the design review. The design review should pay attention to check the correctness, check the integrity,

Check the consistency and check the feasibility. After the design to carry out detailed design, to carry out method modeling, property modeling, State modeling, relational modeling finally detailed design review.

Design pattern describes the system design process common problems of the solution, commonly used design patterns are: Abstract Factory mode, adaptor mode, bridge mode, facade mode.

User interface design essential user interface design principles are user-controlled, consistent, personalized, tolerant, feedback, aesthetic and usability. The design of the Web interface requires simplicity and user support for

User interface design is critical.

Introduction to Software engineering eighth chapter