题目内容

Spark中的每个RDD一般情况下是由（)个分区组成的。

A. 无数
B. 多
C. 1
D. 0

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Spark中DataFrame的（)方法是进行连接查询。

A. where
B. limit
C. join
D. apply

Spark中运行交互式SQL查询的大规模并行查询引擎是（)。

A. SparkSQL
B. SparkCore
C. Mllib
D. BlinkDB

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