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【判断题】
Alloys having more than 0.6% carbon are called high carbon steels.A.
正确
B.
错误
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举一反三
【判断题】In gravimetric analysis, during the process of crystal growth, the rate of nucleation vs particles growth depend on: amount of precipitation solute present, described by a quantity known as the Relati...
A.
正确
B.
错误
【单选题】R. N. C., Inc. desires a sustainable growth rate of 4.5 percent while maintaining a 40 percent dividend payout ratio and a 6 percent profit margin. The company has a capital intensity ratio of 1.23. W...
A.
1.33
B.
1.38
C.
1.42
D.
1.47
E.
1.53
【单选题】随着新型号微处理器的不断推出，它们的指令系统也发展变化。为了解决软件兼容性问题，通常采用"（）"方式来开发新的处理器，即在新的处理器中保留老处理器的所有指令，同时扩充功能更强的新指令。
A.
新老结合
B.
不断更新
C.
向下兼容
D.
与时俱进
【多选题】基于构件的开发主要通过整合已有的构件来完成较大型的软件系统的开发，它的要点包括（）。
A.
大型软件系统中有相当的部分会重复出现，可通过构件组合起来，没必要重做
B.
系统整合成为整个开发过程的核心，决定构件重用的关键在于它能否与其他构件整合
C.
用结构化方法或面向对象的方法去开发，适用于任何的系统开发形式
D.
只有那些无法通过已有构件满足的需求，才会用结构化方法或面向对象的方法去开发
E.
开发过程从需求分析开始，经过构件选取、构件调整、构件组装及更新过程搭建完成
【单选题】A population growing at an annual rate r will triple in a time t given by the formula . If the growth rate remains constant and equals 9% per year, how long will it take the population of the town to ...
A.
2.2 years
B.
12.2 years
C.
5.3 years
D.
6.6 years
E.
1 years
【单选题】Which of the following statements is CORRECT?
A.
The constant growth model takes into consideration the capital gains investors expect to earn on a stock.
B.
Two firms with the same expected dividend and growth rate must also have the same stock price.
C.
It is appropriate to use the constant growth model to estimate a stock's value even if its growth rate is never expected to become constant.
D.
If a stock has a required rate of return r = 12%, and if its dividend is expected to grow at a constant rate of 5%, this implies that the stock’s dividend yield is also 5%.
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