【单选题】According to the passage, in the Cepheid variable method all of the following have a significant role in the calculation of the distance of a galaxy EXCEPT
A.
The intrinsic luminosity of a Cepheid
B.
The comparative luminosity of ordinary stars
C.
The observed brightness of the Cepheid
D.
The data suggesting the expansion of the universe
E.
The correction of the period-luminosity relation for the star being observed
【单选题】The method that allocates costs explicitly including all the services rendered (provided) among all support departments is the:
B.
Step-down (sequential) method
D.
Cost allocation method
【单选题】以下关于函数的叙述中正确的是
B.
可以在程序中由用户指定任意一个函数作为主函数,程序将从此开始执行
C.
C 语言规定必须用 main 作为主函数名,程序将从此开始执行,在此结束
D.
main 可作为用户标识符,用以定义任意一个函数
【简答题】Our (succeed)______ and their failure has proved beyond all doubt that our method is far better than theirs.
【单选题】下列关于函数的叙述正确的是( )。
B.
每个C程序源文件中都必须有一个main()函数
D.
C程序中所有函数之间都可以相互调用,与函数所在位置无关
【单选题】The method that allocates costs by explicitly including all the services rendered among all support departments is the ________.
【单选题】软件需求是软件生命周期的第一个阶段。成功地开发软件产品,首先需要深入理解待用软件解决的问题----软件需求。需求分析中,开发人员要从用户那里解决的最重要的问题是________。
【单选题】All @param tags in a method's documentation comment must
B.
appear after the general description of the method
C.
appear before the method header