Question 1

aboutHiveandHadoopThe relationship of other components, the following description is wrong?

Options :

A : Hivefinally store the data inHDFSmiddle

B : HQLable to passMapReduceperform tasks

C : HiveYesHadoopThe platform-s data warehouse tools

D : HiverightHBasehave strong dependencies

Answer: D

Question 2

FusionInsight HD in real-time processing scenarios, what computing frameworks are available? (multiple choice)

Options :

A : Spark Streaming

B : Streaming

C : MapReduce

D : HDFS

Answer: A,B

Question 3

RedisofLISTData structure, suitable for which of the following scenarios? (multiple choice)

Options :

A : Build queuing systems, such as message queues

B : uniqOperations, such as getting the ranking value of all data in a certain period of time

C : get latestNdata operations: for example, for a certain microblog, get the latest10comments

D : Simulate stack operations

Answer: A,C,D

Question 4

existFusionInsight HDin, aboutHivepartition (partition) function, which is wrong as described below?

Options :

A : Partition fields are defined when the table is created

B : There can only be one partition field, and multi-level partitions cannot be created

C : Using partitions can reduce the data scan range of some queries, thereby improving query efficiency

D : Partition fields can be used aswherecondition of the sentence

Answer: B

Question 5

Hadoopenabled in the platformYARNWhich parameter needs to be configured for the log aggregation function of the component?

Options :

A : yarn.nodemanager.local-dirs

B : yarn.nodemanager.log-dirs

C : yarn.acl.enable

D : yarn.log-aggregation-enable

Answer: D

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