【判断题】在饭店实际运行过程中,当用户下班或暂时离开系统时,需要退出系统,但一般不选择关闭Fidelio系统。( )
【单选题】关于脓毒症与菌血症两者的关系,下列不正确的是
【简答题】(10分) 修改 2.1 节程序练习中 判断三角形程序,使其可以完成多次测试。程序要求用户应答,若输入 Y 或 y ,程序可以继续运行,若输入 N 或 n ,程序结束运行。要求分别用 while 语句构造循环和用 do-while 语句构造循环编写程序。
【判断题】室外楼梯的建筑面积按建筑物自然层的水平投影面积的计算。
【判断题】电动汽车的总质量越大,消耗的功率和能量越小,他们之间呈线性关系。 ( )
【单选题】Benefit measurement and constrained optimization are examples of:
C.
types of depreciation。
D.
project selection methods。
【简答题】成本一效益分析(cost-benefit ysis,CBA)
【判断题】牵引变电所交接班时,如果发生了故障,应该抓紧完成交接班,由接班班组进行故障处理。
【单选题】Which of the following statements about the cost-benefit approach is TRUE?
A.
Resources should be spent if they are expected to better attain company goals in relation to the expected costs of these resources.
B.
In a cost-benefit analysis, both costs and benefits are easy to obtain.
C.
Resources should be spent if the costs of a decision outweigh the benefits of the decision.
D.
A cost-benefit approach would not be appropriate for a decision to install a budget system or not.