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【判断题】
汽车长期超负荷行驶或经常急加速等不当使用会导致ATF易变质。
A.
正确
B.
错误
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【单选题】听力原文:W:Well,if you are seriously considering buying a car,I'm trying to get rid of mine.All it needs is some new paint. M:Thanks.But most used cars end up being more trouble than they are worth. Q:Wha...
A.
Look for a less expensive car.
B.
Buy a new car.
C.
Help the woman paint her car.
D.
Buy a car from the woman.
【单选题】下列关于合并小文件说法正确的是?()
A.
会给HDFS带来压力
B.
不会影响处理效率
C.
通过合并Map和Reduce的结果文件来消除影响
D.
会对电脑系统造成损坏
【单选题】听力原文:W: Hi there. I was wondering if you could help me. I'm trying to get to Marble Gar dens. Do you know which bus I should take? M: Yes, of course. You should take bus 123 and change to bus 112 at H...
A.
112
B.
117
C.
132
D.
123
【单选题】下列物质属于自身抗原的是
A.
精子
B.
细菌
C.
动物免疫血清
D.
类毒素
E.
血型系统
【判断题】改变挡土墙的胸坡和背坡坡度可改善其抗滑稳定性。()
A.
正确
B.
错误
【单选题】“人有悲欢离合,月有阴晴圆缺,此事古难全。但愿人长久,千里共婵娟。”这是()词中的句子。
A.
辛弃疾
B.
苏轼
C.
李清照
D.
柳永
【单选题】关于shuffle,以下说法不正确的是?
A.
Map端和Reduce端都有Shuffle过程
B.
Shuffle包括分区、排序、合并、归并
C.
Combiner合并是把相同键的键值对合为一个
D.
Combiner合并是把相同键的值求和
【单选题】人文地理学的研究对象是 ( )
A.
所有的人文事象
B.
人文事象
C.
研究人文事象的空间分布
D.
研究人文事象的个体特征
【简答题】有人改进了MapReduce的架构,Map函数的输出不写入本地磁盘,而是直接(通过网络)传递给Reduce任务,reduce任务收到所有Map的输入后,再开始Reduce的处理。关于这种改动,以下说法正确的是
【单选题】听力原文:W: I have been trying to solve the puzzle for hours, but I just can't get it. M: Well, if you can't, I won't stand a chance. Q: What does the man imply? (15)
A.
He'd rather do another puzzle.
B.
He doesn't have time for puzzles.
C.
He'd like a chance to solve the puzzle.
D.
He is not as good at puzzles as the woman.
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