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Huawei H13-723 Exam Syllabus Topics:

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

Question 1

When designing a certain collection of Solr, you need to design its Schema, and realize the design of the Schema by configuring the schema.xml file. What is wrong about the Schema statement below?

A. For a field of the same document, there are multiple values, and they all need to be retained, then the multiValued of the field must be set to true.
B. Schema is similar to the table structure in a relational database. It is used to define the structure of index data. It mainly consists of three parts: unlqueKey, Field and FleldType.
C. copyField can be defined as follows: <field name= " cat " type= " string " indexed = " true " stored = " true " docValues= " true " multiValued= " false " /> <field name= " dog " type = " string " indexed = " true " stored = " true " docValues= " true " multi Valued = " false " /> <field name= " text " type= " text_general " indexed = " true " stored = " false " multiValued = " false " /> <copyField source= " cat " dest= " text " maxChars= " 30000 " /> <copyField source= " dog " dest= " text " maxChars = " 30000 " />.
D. For fields that do not need to store the original value, the stored attribute can be set to false.

Question 2

In FusionInsight HD V100R002C60, regarding the Hive Python interface type, which of the following descriptions is incorrect?

A. Python secondary development does not support secure clusters
B. The hive_python_client script provides the function of directly executing SQL, such as hive_python_client'show tables '
C. The Python version is required to be no lower than 2.6.6 and no higher than 2.7.0
D. The client must be installed with setuptools, and the version is not lower than 5.0

Question 3

In the online log query solution, stream processing is used to complete the calculation. During the entire calculation process, intermediate calculation results need to be temporarily stored. Which of the following components is suitable for storing intermediate calculation results? (multiple choice)

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

Question 4

In HBase application development, when the Rowkey range and distribution of a table are known, it is recommended to pre-divide regions. After calling the following code (fragment) to pre-divide a table into regions, this table will create several regions.
//Create a table of pre-partitioned regions
byte[][] splits=new byte[4][];
splits[0] = Bytes.toBytes("A");
splits[1] = Bytes.toBytes("H");
splits[2] = Bytes.toBytes("O");
splits[3] = Bytes.toBytes("U");
admin.createTable (htd, splits);

A. 5
B. 4
C. 3
D. 6

Question 5

In Flume, what is the main function of the source function module?

A. Output data to destination, support multiple output protocols
B. Obtain data and convert the original data into data objects that you process
C. Cache data and save the data in memory or files according to different reliability strategies
D. Split the data and send the data to different destinations according to the characteristics of the data

Solutions: