Which of the following is not a downside to prototyping with paper?

The first step in prototyping is to identify the user’s basic requirements.

Rapid prototyping is the process of making models from a computer-generated CAD program.

______ Development is a structured design methodology that proceeds in a sequence from one phase to the next. A: Waterfall B: Phased C: Prototyping D: Parallel

(75)Development is a structured design methodology that proceeds in a sequence from one phase to the next. A: Waterfall B: Phased C: Prototyping D: Parallel

______ Development is a structured design methodology that proceeds in a sequence from one phase to the next. A: Waterfall B: Phased C: C. Prototyping D: Parallel

______ Development is a structured design methodology that proceeds in a sequence from one phase to the next. A: Waterfall B: B. Phased C: C. Prototyping D: Parallel

{{*HTML*}} ?(75) ?Development is a structured design methodology that proceeds in a sequence from one phase to the next. A: Waterfall B: Phased C: Prototyping D: Parallel

39.What is the difference between extreme programming (XP) and the agile methodology to software development? A: XP focuses on component-base development; the agile methodology focuses on the RA B: XP uses prototyping; the agile methodology does not. C: Agile methodology involves users much more than XP. D: XP focuses more on team coding; the agile methodology focuses on limiting project scope.

按照零件由原材料或毛坯制造成为零件过程中质量m的变化,可分为 A: 材料去除原理,如传统的切削加工方法 B: 材料基本不变原理,如铸造、锻造及模具成形(注塑、冲压等)工艺 C: 材料累加成形原理,如快速原形(Rapid Prototyping)技术（3D打印）