Share some HCNA-Big Data H13-711-ENU exam questions and answers below. Which of the following description on the role of stand-by NameNode in Huawei FusionInsight HD system is correct? (Multiple choice) A. Main NameNode's hot standby B. stand-by NameNode has no memory requirements C. help the main NameNode merge edit log, reduce the main NameNode's start time D. The stand-by NameNode should be deployed to a node with the main NameNode Answer: AC
In a FusionInsight HD cluster, the cluster size is 300 nodes. If the recommended deployment scheme is adopted, which partitions must not exist on the control node? (Multiple choice) A. / B. //srv/BigData/dbdata_om C. /srv/BigData D. //srv/BigData/jurnalnode E. //srv/BigData/hadoop/data5 Answer: BE
When FusionInsight HD system deploys, if the Solr index default stored in HDFS, which of the following statement is correct? A. There is no need to consider how many shards are created on each SoIrServer instance B. To ensure data reliability, you must create multiple Replica when creating an index C. Disk IO is occupied when reading indexes through HDFS, so it is not recommended that Solr instances be deployed on the same node as DataNodes D. When the Solr service parameter INDEX_STORED_ON_HDFS is HDFS, the index of the created Collection is stored in HDFS by default Answer: D
In FusionInsight HG system, you must set the number of Partitions and the number of copies when creating a Kafka Topic. Setting multiple copies can enhance the DR capability of Kafka services. A. True B. False Answer: A
Which of the following ways or interface is provided by Loader for job management? (Multiple choice) A. Web UI B. Linux command line C. Rest interface D. Java API Answer: ABCD
Which of the following design is mainly considered in the planning of Big data business consulting services program? (Multiple choice) A. Big Data Business Model Design B. Business scene panoramic planning C. Typical scene requirement design D. scene decomposition and business design Answer: ABCD
A table in HBase of FusionInsight HD includes the following regions: [10,20), [20,30), [30, + ∞], respectively numbered as ①, ②, ③, then which Region do 11,20,222 respectively belong to? A. ①①③ B. ①②③ C. ①②② D. ①①② Answer: C
In the process of using Flume to transmit data, in order to prevent data loss due to restart of Flume process, which of the following channel type is recommended? A. Memory Channel B. File Channel C. JDBC Channel D. HDFS Channel Answer: B