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【单选题】
以下关于 MapReduce 说法错误的是( )。A.
Hadoop MapReduce 是针对雅虎 MapReduce 的开源实现。
B.
MapReduce 是一种编程模型， 用于大规模数据集的并行运算。
C.
MapReduce 是将大规模集群上并行计算过程高度地抽象到两个函数（ Map 和 Reduce ）上。
D.
MapReduce 核心思想是“分而治之”
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举一反三
【判断题】We usually use the rises in the number of cities to measure the level of urbanization.
A.
正确
B.
错误
【单选题】椎体压缩大于1/3，无神经症状，无骨折片挤入椎管内的脊柱病人应采取
A.
手术治疗
B.
卧硬板床3个月
C.
双踝悬吊法复位
D.
持续颅骨牵引复位
E.
牵引复位，复位后石膏固定
【简答题】We usually use the letter 'R' for a (电阻) , 'C' for a (电容)
【简答题】阅读下列短文,从每题所给的四个选项(A、B、C、D)中,选出最佳选项,并填写在答题卡上。 China’s growing child modeling industry is under scrutiny(仔细审查) after footage of a 3-year-old being kicked by her mother was widely circulated online. Acco...
【单选题】The video is filmed in _________ beautiful countryside .
A.
amazing
B.
surprising
C.
stunningly
D.
friendly
【单选题】Finish the sentence below. One main idea of the article is that ____.
A.
Akash’s family filmed a video while he was at the national spelling bee
B.
Akash might have a high finish in the Scripps National Spelling Bee next year
C.
Akash’s sister, Amrita, also went to the Scripps National Spelling Bee with Akash
D.
Akash is both a Scripps National Spelling Bee competitor and famous entertainer
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