【单选题】阅读下面程序段,则执行后输出的结果是 main () { char fun ( char,int ) ; char a=′A′; int b=13; a=fun ( a,b ) ; putchar ( a ) ; } char fun ( char a,int b ) { char k; k=a+b; return k; }
【判断题】按照资本资产定价模型,某项资产的风险收益率是等于该资产的系统风险系数与市场风险溢酬的乘积。( )
【简答题】某公司现有甲、乙两个投资项目可供选择,有关资料如下: 市场销售情况 概率 甲项目的收益率 乙项目的收益率 很好 0.2 25% 20% 一般 0.5 12% 9% 很差 0.3 -5% 2% 要求: ( 1 )分别计算甲、乙两个投资项目的期望收益率; ( 2 )分别计算甲、乙两个投资项目收益率的标准差; ( 3 )分别计算甲、乙两个投资项目收益率的变异系数; ( 4 )假设资本资产定价模型成立,无...
【判断题】按照资本资产定价模型,某项资产的风险收益率是等于该资产的 β系数与市场风险溢酬的乘积。( )
【单选题】Though injured severely, the hero lying in hospital looked ____ when visitors came to see him.
【单选题】SELECT UPPER(‘sql Sever’)的返回值是( )。
【单选题】Even though six players had been injured, the coach announced to the assembled reporters that the team would ______ the championship.