查询所有目前年龄在35岁以上(不含35岁)的职工信息(姓名、性别和年龄),正确的命令是
A. SELECT 姓名,性别,YEAR(DATE())-YEAR(出生日期)AS年龄FROM职工; WHERE年龄>35
B. SELECT 姓名,性别,YEAR(DATE())-YEAR(出生日期)AS年龄FROM 职工; WHERE YEAR(出生日期)>35
C. SELECT姓名,性别,YEAR(DATE())-YEAR(出生日期)AS年龄FROM 职工; WHEREYEAR(DATE())-YEAR(出生日期)>35
D. SELECT姓名,性别,年龄:YEAR(DATE())-YEAR(出生日期)FROM 职工; WHERE YEAR(DATE())-YEAR(出生日期)>35
查询有10名以上(含10名)职工的部门信息(部门名和职工人数),并按职工人数降序排序。正确的命令是
A. SELECT部门名,COUNT(职工号)AS职工人数; FROM部门,职工WHERE部门.部门号=职工.部门号; GROUP BY部门名HAVING COUNT(*)>=10; ORDER BY COUNT(职工号)ASC
B. SELECT部门名,COUNT(职工号)AS职工人数; FROM部门,职工WHERE部门.部门号=职工.部门号; GROUP BY部门名HAVING COUNT(*)>=10; ORDER BY COUNT(职工号)DESC
C. SELECT部门名,COUNT(职工号)AS职工人数; FROM 部门,职工WHERE部门.部门号=职工.部门号; GROUP BY 部门名HAVING COUNT(*)>=10; ORDER BY 职工人数ASC
D. SELECT部门名,COUNT(职工号)AS职工人数; FROM部门,职工WHERE部门.部门号=职工.部门号; GROUP BY部门名 HAVING COUNT(*)>=10; ORDER BY职工人数 DESC
【B18】
A. official
B. owner
C. servant
D. master
A.What's moreB.What's newC.What's worseD.What's surprise
A. What's more
B. What's new
C. What's worse
D. What's surprise