The first SDLC model in the history of software development, Waterfall is the simplest. In the Waterfall model, the development process is linear. Tasks and phases are completed one by one in a strict order. The progress flows steadily downwards, like water over a waterfall. The traditional ph...
( )SDLC模型的开发过程阶段数可能根据项目的特性变化Over time. these computer applicationsbecame more complex, hardware storage capacities grew, and technologies improved for connecting previously （） applications A．special B．obvious C．isolated D．indivi...