【简答题】在一组数据按一定顺序排序后,处于中间位置上的数值是( )。
【单选题】老年人的服务完善度不包括()。
B.
健康服务普及 C长效助老服务 D短期服务设施
【单选题】A discount of 1 percent is offered for payment within 30 days, and 0.5 percent for payment within 60 days.
A.
If customers pay within 30 days, they will save more money.
B.
The company does not permit a discount for payment within 50 days.
C.
Customers will not save any money by paying immediately after purchasing.
【简答题】函数ReadDat()实现从文件in.dar中读取20行数据存放到字符串数组xx中(每行字符串长度均小于80)。请编制函数jsSort(),其函数的功能是:以行为单位对字符串按给定的条件进行排序,排序后的结果仍按行重新存入字符串数组xx中,最后调用函数WriteDat()把结果xx输出到文件out.dat中。 条件:从字符串中间一分为二,左边部分按字符的ASCII值降序排序,排序后左边部分与右边部...
【单选题】It’s reported that in the past 50 years around 80 percent of Beijing’s courtyard houses ______.
A.
34. It’s reported that in the past 50 years around 80 percent of Beijing’s courtyard houses ______. A.had wiped out
【简答题】A. 10 percent to 25 percent for the proportion of workers who use drugs occasionally on the job B. determine exactly when drug use becomes abuse C. the 1920s until the 1960s D. the 1960s until ...
【单选题】In a sample of patients at an animal hospital, 30 percent are cats and 60 percent are not dogs. What fraction of those patients who are not cats are dogs?
【单选题】( ) 在一组数据中的数值排序中处于中间的位置,人们由它可以对事物的大体进行判断和掌控,它虽然不受极端数据的影响,但可靠性比较差,所以它只是表示这组数据的一般情况。