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Latest Huawei H13-711 Free Exam Questions | SPOTO

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Question #1
In the Fusioninsight HD platform, HBase does not currently support secondary indexes
A. ATrue
B. BFalse
View answer
Correct Answer: B
Question #2
In the MRS platform, which component does the Flume data flow not need to pass through in the node?
A. Sink
B. Channel
C. Topiccorrect
D. Source
View answer
Correct Answer: C
Question #3
In the Fusionlnsight HD platform, which components support table and column encryption? (Multiple Choice)
A. HDFScorrect
B. HBasecorrect
C. Hivecorrect
D. Flink
View answer
Correct Answer: ABC
Question #4
Which of the following description about the reliability of the Fusionlnsight HD system is correct? (Multiple Choice)
A. There are no single points of failure for all components
B. All management nodes Hcorrect
C. Software and hardware health monitoring
D. Network plane isolation
View answer
Correct Answer: ABC
Question #5
What functions of Nimbus in Streaming architecture are included? (Multiple Choice)
A. Monitor task execution statuscorrect
B. Task schedulingcorrect
C. Start/shut down the work process
D. Resource allocationcorrect
View answer
Correct Answer: ABD
Question #6
In the operation process of F1ink, the role responsible for applying for resources is
A. Client
B. JobManager
C. TaskManager
D. ResourceManager
View answer
Correct Answer: B
Question #7
What component does HBase use by default as its underlying file storage system?
A. File
B. Kafka
C. Memory
D. HDFScorrect
View answer
Correct Answer: D
Question #8
The checkpoint mechanism in Flink continuously draws a snapshot of the stream application. The state snapshot of the stream application can only be saved in the HDFS file system.
A. True
B. Falsecorrect
View answer
Correct Answer: B
Question #9
Which one of the following factors have contributed to the vigorous development of the big data era?
A. Reduction of hardware cost and increase of network bandwidth
B. The rise of cloud computing
C. The popularity of smart terminals and the increase in social demand
D. All above are correctcorrect
View answer
Correct Answer: D
Question #10
If you want to add 1 to the digital value stored in the Key, which command should be used?
A. incrcorrect
B. decr
C. incrby
D. decrby
View answer
Correct Answer: A
Question #11
Which of the following is not a state store supported by Flink( )?
A. FsStateBackend
B. RocksDBStateBackend
C. MemoryStateBackend
D. FileStateBackend
View answer
Correct Answer: D
Question #12
After the Loader job is submitted to YARN in Fusionlnsight HD, the job cannot be stopped manually.
A. True
B. Falsecorrect
View answer
Correct Answer: B
Question #13
In many small file scenarios, Spark will start a lot of tasks. When there is a Shuffle operation in the SQL logic, it will greatly increase the number of hash buckets, which will seriously affect performance. In Fusioninsight, for small file scenarios, the () operator is usually used to merge the partitions generated by the small files in the Table to reduce the number of partitions, to avoid generating too many hash buckets during shuffle and improve performance?
A. group by
B. coalosce
C. connect
D. joincorrect
View answer
Correct Answer: D
Question #14
When installing the Streaming component of Fusionlnsight HD, how many nodes are required to install by the Nimbus role?
A. 3
B. 2correct
C. 4
D. 1
View answer
Correct Answer: B
Question #15
FusionInsight HD HBase management process is how to choose the main node?
A. Randomly selectedcorrect
B. Adjudication by RegionServer
C. Adjudication by ZooKeepercorrect
D. HMaster is dual master mode and does not require adjudication
View answer
Correct Answer: AC
Question #16
When the Loader of MRS creates a job, what is the role of the connector?
A. Configure the connection mode of the job and the external data sourcecorrect
B. Configure the connection mode the job and the internal data source
C. Provide optimized parameters to improve the performance of data import and export
D. Confirm that there are conversion steps
View answer
Correct Answer: A
Question #17
What is incorrect about the deployment of Kafka components in the Fusionlnsight HD product?
A. AKafka strongly depends on ZooKeeper s
B. BKafka must not be less than 2
C. CKafka's service turbulence can generate messages
D. DConsumer as a Kafka client role specializes in message consumption
View answer
Correct Answer: C
Question #18
Regarding the comparison between Hive and traditional data warehouse, which of the following description is wrong?
A. Hive is based on HDFS storage
B. Because Hive is based on a big data platform, query efficiency is faster than traditional data warehouses
C. Hive metadata storage is independent of data storage, which decouples metadata and data with high flexibility, while traditional data warehouse data has a single application and low flexibility
D. Because Hive's data is stored in HDFS, it can guarantee high data tolerance and high reliability
View answer
Correct Answer: B
Question #19
User Rights Management Role-Based Access Control (RBAC) provides visualized multi-group unified user rights management in the cluster.
A. False
B. True
View answer
Correct Answer: B
Question #20
In Streaming, the accuracy of the message reliability level is achieved through the ACK mechanism.
A. TRUE
B. FALSEcorrect
View answer
Correct Answer: B
Question #21
Which way does ElasticSearch index data use?
A. Forward Index
B. Full-text index
C. Inverted indexcorrect
D. Keyword Index
View answer
Correct Answer: C
Question #22
The data stream of FIume can be sent to different channels according to the header information.
A. ATrue
B. BFalse
View answer
Correct Answer: A
Question #23
How many fragments does an index library of ElasticSearch have by default?
A. 5correct
B. 6
C. 3
D. 4
View answer
Correct Answer: A
Question #24
What is the correct description of the Loader job in Fusionlnsight HD?
A. After the Loader submits the job to YARN for execution, if the Loade transaction is abnormal at this time, the job execution fails
B. After the Loader submits the job to YARN for execution, if a Mapper task fails to execute, it can automatically retrycorrect
C. After the Loadet job fails to execute, garbage data will be generated, which needs to be manually cleared by the user
D. After the Loader submits a job to YARN for execution, no other jobs can be submitted until the job is completed
View answer
Correct Answer: B
Question #25
What is the role of the Connector when the Fusionlnsight HD Loader creates a job?
A. Determine what conversion steps are in place
B. Provide optimization parameters to improve data import and export performance
C. How the configuration job connects to an external data source
D. How the configuration job connects to internal data sources
View answer
Correct Answer: C
Question #26
In fusioninsight HD products, a typical kafka cluster contains several producers, several consumers, and a zookeeper cluster.
A. True
B. Falsecorrect
View answer
Correct Answer: B
Question #27
There are two ways to clean up Kafka logs: delete and compact. The default value is delete.
A. False
B. True
View answer
Correct Answer: B
Question #28
When viewing the partition details of a TopicE of Kafka, which command should be used?
A. bin/kafka-topiC
B. bin/kafka-topiC
C. bin/kafka-topiC
D. bin/kafka-topiC
View answer
Correct Answer: C
Question #29
Regarding the warning of insufficient disk capacity in Kafka, which of the following analysis is incorrect for possible reasons?
A. The disk configuration used to store Kafka data (such as the number of disks, size, etc
B. The data storage time configuration is too long, and the data accumulation reaches the upper limit of the disk usage rate
C. Unreasonable business planning, resulting in uneven data distribution, causing some disks to reach the upper limit of utilization
D. Broker node failure causedcorrect
View answer
Correct Answer: D
Question #30
Spark on Yarn-client is suitable for the production environment because the output of the APP can be seen faster.
A. TRUE
B. FALSEcorrect
View answer
Correct Answer: B

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