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【单选题】
Generally, data mining (sometimes called data or knowledge discovery) is the process of analyzing data from different perspectives and (1) it into useful information information that can be used to increase revenue, (2) costs, or both. Data mining software is one of a number of analytical tools for analyzing data. It (3) users to analyze data from many different dimensions or angles, categorize it, and summarize the relationships identified. Technically, data mining is the process of finding correlations or patterns among dozens of fields in large relational databases. Although data mining is a (4) new term, the technology is not. Companies have used powerful computers to sift through volumes of supermarket scanner data and analyze market research reports for years. However, continuous innovations in computer processing power, disk storage, and statistical software are dramatically increasing the accuracy of analysis while driving (5) the cost.
A.
organizing
B.
summarizing
C.
composing
D.
constituting
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参考答案:
举一反三
【多选题】下列票据中,可以背书转让的有( )。
A.
银行汇票
B.
商业汇票
C.
现金支票
D.
转账支票
【多选题】下列票据中可以背书转让的有()
A.
银行汇票
B.
商业汇票
C.
转账支票
D.
现金支票
【简答题】假定有A、B两个投资方案,它们的投资额相同,各年的现金流量总和也相等,但A方案的现金流量逐年递增,B方案的现金流量逐年递减。如果考虑资金时间价值,( )方案最优。
【单选题】假定有A、B两个投资方案,它们的投资额相同,各年的现金流量总和也相等,但A方案的现金流量逐年递增,B方案的现金流量逐年递减。如果考虑资金时间价值,下列表述正确的是( )。
A.
A方案与B方案等价
B.
A方案优于B方案
C.
B方案优于A方案
D.
不能确定
【多选题】下列票据中可以背书转让的有( )
A.
现金支票
B.
转账支票
C.
银行汇票
D.
银行本票
【单选题】Student A: I feel sick. Student B :__________ Student A:I‘ m not sure, but I have got a bad headache.
A.
I' m sorry to hear that.
B.
How are you feeling now?
C.
Do you have a temperature?
D.
It is a pity.
【多选题】下列票据中,可以背书转让的有( )
A.
现金支票
B.
转账支票
C.
银行汇票
D.
商业汇票
【单选题】You are a student_________ I am a student.
A.
but
B.
or
C.
and
D.
so
【单选题】假定有 A 、 B 两个投资方案,它们的投资额相同,现金流量总和也相同,但 A 方案的现金流量逐年递增, B 方案的现金流量逐年递减。如果考虑资金时间价值,且两方案均可行的情况下,则下列表述正确的是( )。
A.
A 方案与 B 方案等价
B.
A 方案优于 B 方案
C.
B 方案优于 A 方案
D.
不能确定
【单选题】Student A:It’s terrible.I can’t make anything out of this lecture. Student A:__________.I‘m thinking of dropping the course.
A.
Neither can I
B.
I know nothing about it
C.
It's dead simple
D.
The professor speaks well
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