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【多选题】
数据仓库的主要特征包括()。A.
面向主题
B.
面向业务处理
C.
稳定性
D.
集成性
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皮皮学刷刷变学霸
举一反三
【单选题】Some minerals have complex chemical (compositions).
A.
构成，成分；作文；创作，作曲；作品
B.
并发症
C.
竞争；比赛
【判断题】Alibaba was founded in 1999 by Ma Huateng. Jack Ma, originally an English teacher in Hangzhou, established his e-commerce company with a team of 18 people.
A.
正确
B.
错误
【单选题】Some minerals are quite common, others are regionally _________, and still others are rare on the earth.
A.
attributed
B.
distributed
C.
contributed
D.
scattered
【单选题】Some minerals have complex chemical __________.
A.
comparisons
B.
motivations
C.
compositions
D.
contemplations
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