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【多选题】
下面关于MapReduce计算框架说法正确的有_______。
A.
不同的Map任务之间不会进行通信
B.
不同的Reduce任务之间也不会发生任何信息交换
C.
用户不能显式地从一台机器向另一台机器发送消息
D.
所有的数据交换都是通过MapReduce框架自身去实现的
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【单选题】( )指生产者用户根据所购产品的技术说明书,需要量、交货时间、退货条件、担保书等内容与供应商签订最后的订单。
A.
征求供应建议书
B.
选择供应商
C.
签订合约
D.
绩效评价
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【单选题】Why does the professor say this:
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To emphasize the negativity of the public's reaction to a certain theory.
B.
To complain about the behavior. of the scientific community.
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To introduce a reason for a shift in scientific opinion.
D.
To ask the students their opinion of a theory he described.
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【简答题】乙烷的优势构象为 ,丁烷四种典型构象分别是 、 、 、 ;优势构象是 。
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【单选题】Why does the professor say this:
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To praise the area's beautiful winter scenery
B.
To persuade students to build their own homes
C.
To describe the most common one of limestone
D.
To explain why so many snakes live in the region
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【单选题】Why does the professor say this:
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To emphasize the importance of commercials
B.
To correct something that he said earlier
C.
To identify the time limits for most commercials
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To relate new information to a previous example
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【简答题】将 CaCO 3 (s) 、 (s) 和 CO 2 (g) 以任意比例混合,放入一密闭容器中,恒温下建立化学平衡,则系统的组分数 C =______ ;自由度 ¦ =________ 。
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【单选题】Why does the student go to the professor's office?
A.
To change his schedule
B.
To apply for a job
C.
To introduce himself
D.
To help the professor
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【单选题】Why does the professor mention McDonald's?
A.
To compare the quality of its food withthe quality ofUSA Today's stories.
B.
To compare the design of its restaurantswith the look ofUSA Today's pages.
C.
To compare the great success ofMcDonald's with the success of USA Today.
D.
To compare the early years of McDonald'swith the early years of USA Today.
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【单选题】Why does the professor say this:
A.
To remind the students of the topic for today's session
B.
To indicate that he expects the students to read the textbook
C.
To encourage the students to participate in the discussion
D.
To demonstrate his respect for the students in his class
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【单选题】Why does the man go to see his professor?
A.
He is worried about the professor's class.
B.
He wants to bring up the grade in her class.
C.
He would like some advice about his classes.
D.
He needs to get the woman's signature.
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【单选题】( )指生产者用户根据所购产品的技术说明书,需要量、交货时间、退货条件、担保书等内容与供应商签订最后的订单。
A.
征求供应建议书
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【单选题】Why does the professor say this:
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【简答题】乙烷的优势构象为 ,丁烷四种典型构象分别是 、 、 、 ;优势构象是 。
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【单选题】Why does the professor say this:
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To praise the area's beautiful winter scenery
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查看完整题目与答案
【单选题】Why does the professor say this:
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To emphasize the importance of commercials
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【简答题】将 CaCO 3 (s) 、 (s) 和 CO 2 (g) 以任意比例混合,放入一密闭容器中,恒温下建立化学平衡,则系统的组分数 C =______ ;自由度 ¦ =________ 。
查看完整题目与答案
【单选题】Why does the student go to the professor's office?
A.
To change his schedule
B.
To apply for a job
C.
To introduce himself
D.
To help the professor
查看完整题目与答案
【单选题】Why does the professor mention McDonald's?
A.
To compare the quality of its food withthe quality ofUSA Today's stories.
B.
To compare the design of its restaurantswith the look ofUSA Today's pages.
C.
To compare the great success ofMcDonald's with the success of USA Today.
D.
To compare the early years of McDonald'swith the early years of USA Today.
查看完整题目与答案
【单选题】Why does the professor say this:
A.
To remind the students of the topic for today's session
B.
To indicate that he expects the students to read the textbook
C.
To encourage the students to participate in the discussion
D.
To demonstrate his respect for the students in his class
查看完整题目与答案
【单选题】Why does the man go to see his professor?
A.
He is worried about the professor's class.
B.
He wants to bring up the grade in her class.
C.
He would like some advice about his classes.
D.
He needs to get the woman's signature.
查看完整题目与答案