问题 单项选择题

原型化生命周期提供了一个完整、灵活、近于动态需求定义的技术,下述哪些是原型化方法具有的特征  Ⅰ.能综合用户所提出的必要的需求。   Ⅱ.对模型可进行必要的裁减和组织,使接近目标系统。   Ⅲ.能综合最终用户、项目经理和原型开发人员各方面要求。  Ⅳ.原型化方法也是有序和可以控制的。

A.Ⅰ和Ⅱ

B.Ⅱ和Ⅲ

C.Ⅲ和Ⅳ

D.全部

答案

参考答案:D

解析:需求定义的一种变通的方法是获得一组基本的需求后,快速地加以 “实现”随着用户或开发人员对系统的理解的加深而不断地对这些需求进行补充和细化, 系统的定义是在逐步发展过程中进行的,而不是一开始就预见一切,这就是原型化方法。 因此,可以认为原型化方法是确定需求的策略,对用户的需求进行的抽取、描述和取精, 它快速地迭代并建立最终系统的工作模型,它对问题的定义采用启发的方式,并由用户 做出响应,是一种动态定义技术。

阅读理解

阅读理解。

                                                    Food. Drink & Refreshment

     Relax and unwind in our new state of the Loch Ness Eatery. Whether you are looking for a snack

or a full meal we can provide almost anything to suit everyone. We will be ready for helping you at all times.

     Fresh Tea. Coffee, Hot Chocolate etc.

     Good choice of Home Baking and Cake.

     Home Made Soup and Sandwiches.

     Sweets and Soft Drinks l Packed to aches for those who prefer a picnic.

     Seating for over 150 visitors. 

                                                                                                                          Tel: +44(0)456 450321

                                                                                                                          Web: www. lochness.com

1. The above reading is most probably _____. [ ]

A. an advertisement

B. a food report

C. a shopping list

D. a menu

2. It's clear that the Eatery _____. [ ]

A. can hold 150 people at most

B. only provides Chinese food

C. was set up in the year of 1980

D. doesn't offer many choices

3. At the loch Ness Eatery, visitors can _____. [ ]

A. book comfortable room

B. have a picnic

C. cook for themselves

D. get a good relaxation

4. The reading also tells us ______. [ ]

A. the prices of food and drinks

B. the address of the Eatery

C. the name of the manager

D. the way of getting in touch with the Eatery

5. The Eatery provides almost everything to _____.  [ ]

A. to serve people for a long time

B. meet the needs of different visitors

C. let people take away

D. help people learn about people

单项选择题