【单选题】“富贵不能淫,贫贱不能移,威武不能屈”这说明
【判断题】社会体育既是个体物质文明和精神文明的组成部分,又是促进社会物质文明和精神文明的手段。
【单选题】若要“查询选修了3门以上课程的学生的学号”,则正确的sQL语句是( )
A.
SELECT S# FrOmsC GROUPBY S# WHERE COUNT(*)> 3
B.
SELECTS# FROm sC GROUP BY S# HAVING COUNT(*)>3
C.
SELECT S# FROMSC OrDER BY S# WHERE COUNT(*)>3
D.
SELECT S# FROMSC ORDERBY S# HAVING COUNT(*)>3
【多选题】结构化数据主要是指有一定结构、可以划分出固定的基本组成要素并以表格的形式表达的数据,可用关系数据库的表、视图表示,具体如()等。
【单选题】富贵不能淫,贫贱不能移,威武不能屈。这说明
【单选题】The law of supply states that, other things remaining the same,
A.
demand increases when supply increases.
B.
if the price of a good increases, firms buy less of it.
C.
if the price of a good increases, the quantity supplied increases.
D.
as peopleʹs income increase, the supply of goods increases.
E.
if the price of a good increases, the supply increases.