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【单选题】
对 Course表，使用课程号，课程名，学分，及额外增加的iXueshi字段创建视图，学时为学分乘以16，正确的SQL语句是( )。A.
Create View ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
B.
Create View ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 from Course
C.
Create Proc ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
D.
Create Index ShiTu As Select Cno,Cname ,Ccredit ,Ccredit *16 as iXueshi from Course
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举一反三
【单选题】Getting a first car is important for people from 11 years old to 19 years old in North America.
A.
True.
B.
False.
【单选题】In the Seven Years War between England and France, French were driven out of the North American Continent and the French colony in Canada was reorganized as the British province:______in 176
A.
Ontario
B.
Quebec
C.
Nova Scotia
D.
Newfoundland
【简答题】CPU可以直接存取数据的存储器是A. 硬盘 B. 光盘 C. 内存 D. U盘
【单选题】According to the passage, Spanish vessels began to bring orange tree seedling to North America when ______.
A.
the United States agricultural laws were revised
B.
ambitious sailors began to smuggle seeds
C.
doctors reported a lack of medical supplies
D.
authorities realized that seeds did not travel well
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