问题 单项选择题

在瀑布模型中,将软件开发划分为若干个时期,软件项目的可行性研究一般被归属于( )。

A.运行时期

B.开发时期

C.计划时期

D.维护时期

答案

参考答案:C

解析: 在瀑布模型中,软件开发划分为计划时期、开发时期、运行时期、维护时期。软件项目的可行性研究—般被归属于计划时期。 相关知识点: 软件生命周期包括计划、开发、运行和维护时期。 计划时期分为问题定义、可行性研究; 开发时期分为需求分析、概要设计、详细设计、编码、测试; 软件运行维护具体包括纠错维护、适应性维护、功能性维护和预防性维护。

阅读理解

根据文章内容,从方框A-F选项中,选出每一段的小题或能概括主题思想的最佳选项,选项中有一项为多余选项。

1.

Paris, the capital and the largest city of the country, is in north central France. The Paris contains nearly 20% of the nation’s population and is the economic, cultural, and political center of France. The French government have historically favored the city as the site for all decision making, thus powerfully attracting nearly all of the nation’s activities.

2.

Paris has grown steadily since it was chosen as the national capital in the late 10th century. With the introduction of the Industrial Revolution, a great number of people moved to the city from the country during the 19th century. The migration(移居) was especially stimulated(增强) by the construction of railroads, which provided easy access(通路) to the capital. After World War II more and more immigrants(移民) arrived.

3.

The city is the centralized(集中的) control point of most national radio and television broadcasting. It is a place of publication of the most prestigious(有威望的)newspapers and magazines and an international book publishing center. With more than 100 museums, Paris has truly one of the greatest concentrations of art treasures in the world. The Louvre, opened as a museum in 1793, is one of the largest museums in the world.

4.

In the late 1980s about 4.1 million pupils annually attended about 47,000 elementary schools. In addition, about 5.4 million students attended some 11,200 secondary schools. Approximately 1.2 million students were enrolled annually at universities and colleges in France in the late 1980s. French centers of learning have served as academic models throughout the world.

5.

Paris is the leading industrial center of France, with about one quarter of the nation’s manufacturing concentrated in the metropolitan area. Industries of consumers goods have always been drawn to Paris by the enormous market of the big population; and modern, high-technology industries also have become numerous since World War II. Chief manufactures are machinary, automobiles, chemicals and electrical equipment.

名词解释