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【单选题】
关于二进制小数的处理，下列说法不正确的是 。A.
其它四种说法有不正确的
B.
定点数是指二进制小数的小数点被默认处理，或者默认在符号位后面数值位前面，或者默认在整个数值位的后面
C.
浮点数采取类科学计数法的形式进行表示，分三部分：符号位、纯小数部分和指数部分，其中指数的不同值确定了小数点的不同位置，故名浮点数。
D.
用于浮点数表示的位数不同，其表达的精度也不同，因此浮点数依据其表示位数的多少被区分为单精度数和双精度数。
E.
二进制数浮点数处理比定点数处理要复杂得多，机器中一般有专门处理浮点数的计算部件
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【简答题】维护档案的完整，有两方面的含义：从数量上，要（）；从质量上，要（）。
【简答题】Read the case and answer the following five questions.:On June 15, 1997, Company A sent out an order to Company B, requested Company B’s reply before July 10 ,1997. At the beginning of July in1997, th...
【简答题】维护档案的完整，有两方面的含义：从数量上，要保证档案的（）；从质量上，要维护档案的（）。
【单选题】Which of the following is true?
A.
Countries that want to have a fixed exchange-rate regime should be willing to refrain from policy changes that lead to large international capital flows.
B.
For a floating exchange-rate to work for a country, it cannot have an inflation rate that is much above the inflation rate(s) of its primary trading partners.
C.
Fixed exchange-rates encourage countries to have different goals, priorities and policies with respect to macroeconomic variables.
D.
If capital is highly mobile, fiscal policy then loses its effectiveness under a fixed exchange rate.
【简答题】When traveling overseas, it's a good idea to carry an International Driving Permit, even if you're not planning to drive. Valid in over 150 countries, the permit contains your name, photo and driver i...
【判断题】The value of the sum of squares for regression, SSR, can never be larger than the value of sum of squares for error, SSE.
A.
正确
B.
错误
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