SDLC 面试题与答案

Question: Briefly describe the phases in the rapid application development (RAD) model.

Phases in RAD:

• Business modeling: The information flow is identified between various business functions.
• Data modeling: Information gathered from business modeling is used to define data objects that are needed for the business.
• Process modeling: Data objects defined in data modeling are converted to achieve the business information flow to achieve some specific business objective. The description is identified and created for CRUD of data objects.
• Application generation: Automated tools are used to convert process models into code and the actual system.
• Testing and turnover: Test new components and all the interfaces.