Huawei HCIP-Big Data Developer - H13-723-ENU Exam Practice Test
The rowkey design of HBase table is a very important development and design link.
Suppose there are the following scenarios. The most frequent query scenario is based on the mobile phone number to query the historical call records every month and every six months. Which of the following rowkey designs is the best?
Suppose there are the following scenarios. The most frequent query scenario is based on the mobile phone number to query the historical call records every month and every six months. Which of the following rowkey designs is the best?
Correct Answer: D
Vote an answer
In the HBase table design, for multiple businesses sharing the rowkey, which leads to data access contradictions, what strategies can be used to deal with it?
Correct Answer: B,C,D
Vote an answer
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?
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?
Correct Answer: C
Vote an answer
When a task is submitted to the YARN cluster, which of the following options will generate a job id for the task?
Correct Answer: A
Vote an answer
HDFS is not suitable for which of the following business scenarios?
Correct Answer: C
Vote an answer
When adding a RegionServer host to an HBase cluster, you must stop the original cluster first, because HBase does not support dynamic expansion.
Correct Answer: A
Vote an answer
In MapReduce application development, which of the following JAVA classes is responsible for managing and running a computing task?
Correct Answer: C
Vote an answer
In which of the following is the MapReduce task finally executed?
Correct Answer: B
Vote an answer
In FusionInsight HD, what are the computing frameworks that can be used in real-time processing scenarios? (multiple choice)
Correct Answer: A,D
Vote an answer
In Flume, what is the main function of the source function module?
Correct Answer: B
Vote an answer
In FusionInsight HD, which components provide external SQL or SQL-like capabilities? (multiple choice)
Correct Answer: A,C
Vote an answer
Document is the main entity stored in the SolrColud cluster. It is the basic unit of indexing and query. It can contain one or more fields and is a set of data describing certain things. Each document must contain a uniqueKey field that can uniquely identify the document.
Correct Answer: B
Vote an answer