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【单选题】
( )是存放在计算机存储设备中的以一种合理的方法组织起来的,与公司或组织的A.
活动和组织结构相对应的各种相关数据的集合。
B.
数据库
C.
数据仓库
D.
信息
E.
数据集市
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举一反三
【单选题】What does the woman say about the Saturday workshop?
A.
It is too expensive.
B.
It is more convenient.
C.
She has attended it before.
D.
She has never heard of the speaker.
【单选题】What do we know about the cheese?A.It is on the shelf．B.It is too expensive．###
A.
What do we know about the cheese? A.It is on the shelf．
B.
It is too expensive．
C.
It is in short supply．
D.
It is no longer fresh．
【单选题】How does Baylis look at the Poseidon system?
A.
He thinks it is too expensive.
B.
He thinks it is a good system.
C.
He thinks it is not efficient enough.
D.
He thinks it is as good as the British pool watch system.
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