Guide (New 2022) Actual Huawei H13-723-ENU Exam Questions

H13-723-ENU Exam Dumps Pass with Updated 2022 Certified Exam Questions

NEW QUESTION 49
What are the several parameter setting methods for Spark applications? (multiple choices)

• A. In the application code, set by the setProperty method of SparkContext
• B. In the application code, set through the SparkConf object
• C. Configure in the application configuration file spark-defaults.conf
• D. When submitting the application, set it through --conf

Answer: B,C,D

 

NEW QUESTION 50
What are the features of Streaming in FusionInsight HD? (multiple choice)

• A. Scalable
• B. Stream processing
• C. High performance
• D. High fault tolerance

Answer: A,B,C,D

 

NEW QUESTION 51
There are scenarios where 500G of new data is generated by the online system every day, and these data need to be statistically summarized in dimensions such as days, weeks, and months.
Which table is suitable for Hive processing?

• A. Partition table, partition by day
• B. Tilt table, select the date in the tilt field, and the tilt value is random
• C. Bucket table, according to talent
• D. Partition + bucket table, partitioned by time, 2560 buckets per partition

Answer: A

 

NEW QUESTION 52
Which of the following options is the core function of Yarn?

• A. Search
• B. Storage
• C. Data transfer
• D. Resource management

Answer: D

 

NEW QUESTION 53
Solr is a high-performance, full-text search service based on Lucene. Solr has extended Lucene to provide a richer query language than Lucene, and implements a powerful full-text search function with a high degree of scalability. At the same time, starting from Solr 4.0 version, SolrCloud mode is supported.

• A. False
• B. True

Answer: B

 

NEW QUESTION 54
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. 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 " />.
• B. For fields that do not need to store the original value, the stored attribute can be set to false.
• C. 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.
• D. 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.

Answer: A

 

NEW QUESTION 55
In FusionInsight HD, which of the following source types does Flume support? (multiple choice)

• A. HTTP
• B. HBase
• C. Avro
• D. Kafka

Answer: A,C,D

 

NEW QUESTION 56
HDFS adopts a file access model of "write once, read many times". Therefore, it is recommended that after a file is created, written, and closed, it should not be modified.

• A. False
• B. True

Answer: B

 

NEW QUESTION 57
In FusionInsigt HD, which of the following components can be used for data collection? (multiple choice)

• A. Flume
• B. Loader
• C. HBase
• D. MapReduoe

Answer: A,B

 

NEW QUESTION 58
When the cluster is normal, the Redis client initiates a get call, and there are () message interactions between the client and the server?

• A. 0
• B. 1
• C. 2
• D. 3

Answer: B

 

NEW QUESTION 59
In which of the following is the MapReduce task finally executed?

• A. NodeManager
• B. AppMaster
• C. ResourceManager
• D. container

Answer: D

 

NEW QUESTION 60
Which distributed computing frameworks can the Hive component of FusionInsigt HD run on? (multiple choice)

• A. Spark
• B. HDFS
• C. MapReduoe
• D. Streaming

Answer: A,C

 

NEW QUESTION 61
In FusionInsight HD, assuming a topology, spout concurrency is set to 3, bolt1 concurrency is 2, bolt2 concurrency is 3, and the number of workers is 2, then how are bolt1's executors distributed among workers?

• A. Two workers each distribute one
• B. There is no fixed pattern
• C. Two workers are distributed
• D. One of the two workers is distributed to two

Answer: A

 

NEW QUESTION 62
For the HBase component of the FusionInsight HD platform, what attributes of the secondary index need to be defined when adding a secondary index? (multiple choice)

• A. Index name
• B. Index column
• C. The name of the column family to which the index column belongs
• D. Index column type

Answer: A,B,C,D

 

NEW QUESTION 63
When the HDFS client writes files with N copies, which of the following is correct about the writing process? (multiple choice)

• A. Each DataNode can store at most 1 copy.
• B. The first copy of the data block is prioritized on the node where the client writing the data block is located.
• C. The copied file blocks are all stored on the same rack by default.
• D. Support multiple users to write to the same file at the same time.

Answer: A,B

 

NEW QUESTION 64
Regarding the characteristics of the data collected by Flume, which of the following descriptions is correct?

• A. Support distributed and streaming collection
• B. Parallel collection with MapReduce tasks
• C. Only structured data can be collected
• D. Use external timing tasks to trigger data collection

Answer: A

 

NEW QUESTION 65
In Kafka, the Producer can ensure that the data is sent in order by configuring the synchronization parameters (producer.type).

• A. False
• B. True

Answer: B

 

NEW QUESTION 66
Regarding FusionInsight HD's Spark, which of the following programming languages can be used to develop Spark applications? (multiple choice)

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

Answer: A,B,C

 

NEW QUESTION 67
In FusionInsight HD, when using Streaming's ACK mechanism, which of the following statements are correct? (multiple choice)

• A. After Acker is enabled, Streaming will identify the Tuple that failed to be sent and automatically resend it without human intervention.
• B. Starting from the spout, the failure of any link in the formed Tuple tree will mark the entire tree as a failure.
• C. Acker will mark the processing timeout or processing failure message as fail.
• D. The application needs to implement message retransmission logic in the fail() interface method of spout.

Answer: B,C,D

 

NEW QUESTION 68
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