Huawei HCIP-Big Data Developer V1.0 : H13-723 valid dump

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Huawei H13-723 Exam Syllabus Topics:

Huawei HCIP-Big Data Developer V1.0 Sample Questions:

1. In FusionInsight HD, which of the following parameters of the Hive client are used to control reduce concurrency? (multiple choice)

A) hive.exec-ducers.max
B) hive.exec.max.dynamic.partitions.pernode
C) hive.exec.reducers.bytes.per.reducer
D) hive.exec.max.dynamic.partitions

2. In Spark application development, which of the following codes can correctly count words?

A) val counts = textFile.flatMap (line=>line.split (" ")).map (word => (word, 1)).groupByKey ()
B) val counts = textFile.map (line=>line.split (" ")).map (word => (word, 1)).groupByKey ()
C) val counts = textFile.flatMap (line=>line.split (" ")).map (word => (word, 1)).reduceByKey(_ +_)
D) val counts = textFile.map (line => line.split ("')).map (-rd => (word, 1)).reduceByKey(_ +_)

3. Which of the following methods can generate DStream objects?

A) StreamingContext.socketStream(..)
B) StreamingContext.fileStream(...)
C) KafkaUtils.createStream(...)
D) KafkaUtils.createDirectStream(...)

4. In the Solr application query scenario, when the query results are paged in depth, the cursor needs to be used to page in depth. Which of the following is correct about the cursor? (multiple choice)

A) The query field must be sorted
B) When querying, the start parameter cannot be included in the request
C) There will be nextCursorMark in the return result of Solr, use this value as oursorMark in the next call
D) The uniqueKey field must be sorted
E) In the first query request, you need to specify the query parameters, the operation method is as follows: solrQuery.set (CursorMarkParams.CURSOR_MARK_PARAM, CursorMarkParams.CURSOR_MARK_START);

5. In FusionInsight HD, Oozie needs to upload the configuration files and jar packages that the job relies on to HDFS before submitting the job

A) False
B) True

Solutions: