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Huawei H13-723-ENU Exam Syllabus Topics:

Huawei HCIP-Big Data Developer Sample Questions:

Question 1

In Spark, which of the following is the operator that takes the intersection of the DataFrame?

A. dropDuplicates():DataFrame
B. filter (condifionExpr: String): DataFrame
C. intersect (other: Data Fra me): Data Fra me
D. join (right: DataFrame, join Exprs: Column): DataFrame

Question 2

In Spark, SparkSQL is an independent module, which can independently complete SQL statement parsing, optimization, and execution without relying on SparkCore.

A. False
B. True

Question 3

In the MapReduce development framework, what is the function of the InputFormat class?

A. Sort and merge the results of the map stage
B. Split the input data into individual splits, and further split the split into <key, value> pairs, which are then used as the input of the map function
C. Combine the results of all map stages to get the final result
D. Combine key-value pairs with the same key value in the result of the map phase

Question 4

In FusionInsight HD, which of the following are the configuration items of Oozie's MapReduce Action? (multiple choice)

A. name-node
B. mapred.mapper.class
C. job-tracker
D. source

Question 5

In FusionInsight HD, Oozie supports HDFS Action.

A. False
B. True

Solutions: