Sample是一个类,执行下面语句后,调用Sample类的构造函数的次数是 Sample a[2], *p = new Sample;
A.0
B.1
C.2
D.3
参考答案:D
A zero-coupon bond issued 3 years ago with a par value of $1000 has 7 years remaining to maturity. If the annual rate associated with the bond is 8 percent, the value of the bond is closest to:
A. $577B. $583C. $790
某单位设有弃渣场,按照要求该弃渣场的临空边缘位置应设置防护墩,防护墩的高度不应小于车辆轮胎直径的(),且不应低于()。
A.1/5;0.3m
B.1/5;0.2m
C.1/3;0.2m
D.1/3;0.3m