A.it
B.them
C.that
D.one
第1题:
A.Twop557016way1.9MHzmachines
B.Onep559032way1.65MHzmachines
C.Onep559532way1.65MHzmachines
D.Twop557016way1.65MHzmachines
第2题:
7、BookStore数据库中有销售明细表OrderDetail(OrderCode, BookCode, Amount) 查询销售总量前20%的图书,并按总销量降序排列。SQL语句: SELECT TOP 20 PERCENT Bookcode As 书号, SUM(Amount)As总销量 ROM OrderDetail GROUP BY Bookcode ORDER BY ________
A.Amount DESC
B.SUM(Amount) DESC
C.COUNT(Amount) DESC
D.ADD(Amount) DESC
第3题:
1.声明中,可以取消加粗样式的是() A. font-weight:bolder; B. font-weight:bold; C. font-weight:normal; D. font-weight:600;
A.font-weight:normal;
B.font-weight:bold;
C.font-weight:normal;
D.font-weight:600;
第4题:
A. Down, Init, 2 - Way, Exstart, Exchange, Loading, and Full
B. Down, Init, 2 - Wa y, Exchange, Exstart, Loading, and Full
C. Down, 2 - Way, Init, Loading, Exstart, Exchange, and Full
D. Down, 2 - Way, Init, Exchange, Exstart, Loading, and Full
E. Down, Init, 2 - Way, Loading, Exstart, Exchange, and Full
F. Down, 2 - Way, Init, Exstart, Exch ange, Loading, and Full
第5题:
BookStore数据库中有销售明细表OrderDetail(OrderCode, BookCode, Amount) 查询销售总量前20%的图书,并按总销量降序排列。SQL语句: SELECT TOP 20 PERCENT Bookcode As 书号, SUM(Amount)As总销量 ROM OrderDetail GROUP BY Bookcode ORDER BY ________
A.Amount DESC
B.SUM(Amount) DESC
C.COUNT(Amount) DESC
D.ADD(Amount) DESC
第6题:
【单选题】BookStore数据库中有销售明细表OrderDetail(OrderCode, BookCode, Amount)查询销售总量前20%的图书,并按总销量降序排列。SQL语句: SELECT TOP 20 PERCENT Bookcode As 书号, SUM(Amount)As总销量 ROM OrderDetail GROUP BY Bookcode ORDER BY ________
A.Amount DESC
B.SUM(Amount) DESC
C.COUNT(Amount) DESC
D.ADD(Amount) DESC