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Huawei H13-723_V2.0 Exam Syllabus Topics:

Huawei HCIP-Big Data Developer V2.0 Sample Questions:

Question 1

Rcboft0system, abouteWhich of the provided file formats is not in column format?

A. ORC(High-performance column store)
B. TextFile
C. Parquetcolumn store
D. RCFileRow-column storage

Question 2

SparkWhat kind of parameter setting methods does the application have? (multiple choice)

A. in the application configuration filespark-defaults.confconfigure in
B. In the application code, passSparkContextofsetPropertymethod to set
C. When submitting your application, by-confmake settings
D. In the application code, passSparkConfobject to set

Question 3

Suppose there is an application with10Tables, each table has tens of millions of records, and the number of fields is about20indivual.
Currently usingRedisto cache this10The data of a table, the design of its data structure, which of the following is the best design?

A. usestringstructure, each field of each row record of each table uses oneKEY.
B. usestringstructure, each row record of each table uses oneKEY,valueAll fields recorded for a row in a table? ?back value of .
C. usehashstructure, and a table uses ahash key, a row in the table records forhash keyone offield.
D. usehashstructure, each row record of each table uses onehash key,hash keyoffieldThe fields of the corresponding table records, and designKEYEach table adds a different prefix to distinguish it.

Question 4

existFusionInsight HDin the cluster,FlumeWhich service does not support writing collected data to the cluster?

A. HBase
B. Kafka
C. HDFS
D. Redis

Question 5

aboutFusonInsight HDofSpark, which of the following programming languages can be used to developSparkapplication? (multiple choice)

A. Python
B. C
C. Scala
D. Java

Solutions: