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【单选题】
下列SQL语句能实现的功能是( )。 SELECT*FROM 仓库 WHERE 仓库号='WH1'; UNION; SELECT * FROM 仓库 WHERE 仓库号='WH2'A.
查询在WH1或者WH2仓库中的职工信息
B.
查询仓库号为WH1或者WH2的仓库信息
C.
查询即在仓库号为WH1，又在仓库号为WH2工作的职工信息
D.
语句错误，不能执行
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【单选题】The TIN model is a representation of what kind of conceptualization?
A.
Continuous field
B.
Object-oriented
C.
Relational
D.
Discrete objects
【简答题】According to the writer what kind of art may be regarded as greai art? [ A] Plays that end on a happy note. [ B] Objects that make us feel at home. [C] Works that move us at a deep level. [ D ] Painti...
【单选题】According to the writer what kind of art may be regarded as great art?
A.
Plays that end on a happy note.
B.
Objects that make us feel at home.
C.
Works that move us at a deep level.
D.
Paintings that express life experience.
【单选题】What kind of information a job fair does NOT supply?
A.
Recruiting time.
B.
Recruiting objects.
C.
Recruiting location.
D.
Recruiting ads.
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