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【单选题】
路堤碾压时填料的施工含水量应控制在最优含水量的( )之内。
A.
-3%~+2%
B.
-1%~+2%
C.
-3%~+3%
D.
-1%~+3%
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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
【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】若用万用表测二极管的正、反向电阻的方法来判断二极管的好坏,好的管子应为 。
A.
正向电阻大,反向电阻小
B.
正、反向电阻相等
C.
正、反向电阻都等于无穷大
D.
反向电阻比正向电阻大很多倍
【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】“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。“出自苏轼的
A.
《水龙吟》
B.
《定风波》
C.
《 蝶恋花》
D.
《水调歌头》
【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
【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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