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Huawei H13-723-ENU Exam Syllabus Topics:

Huawei HCIP-Big Data Developer Sample Questions:

1. Suppose there is an application, there are 10 tables, each table has tens of millions of records, and the number of fields is about 20.
Now Redis is used to cache the data of these 10 tables. For the design of the data structure, which of the following is the best design?

A) Using a hash structure, each row record of each table uses a hash KEY, the field of the hash KEY corresponds to the field of the table record, and each table is designed with a different prefix to distinguish it.
B) A hash structure is adopted, and a table uses a hash KEY, and a row in the table records a field for the hash KEY.
C) Using string structure, each row of each table uses a KEY, and value is the concatenated value of all the fields in a row of the table.
D) Using string structure, each field in each row of each table uses a KEY.

2. In FusionInsight HD, regarding Hive's data loading function (importing data through Hive's LOAD command), what is wrong in the following description?

A) It can be loaded directly to the hive table from HDFS
B) Hive's data loading process will not parse the specific file content, mainly the process of file transfer
C) It can be directly loaded to the hive table from the local hard disk of the node where the client is located
D) It can be directly loaded to the hive table from the local hard disk of the node where HiveServer is located

3. What methods does FusionInsight HD support to submit Oozie jobs? (multiple choice)

A) Rest API
B) Java API
C) Shell commands
D) Hue UI

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

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

5. Which of the following is not a feature of MapReduce?

A) High fault tolerance
B) Good scalability
C) Real-time calculation
D) Easy to program

Solutions: