English Version Release | Huawei HCNA-Big Data H13-711 training material

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Share some HCNA-Big Data H13-711 exam questions and answers below.

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

Which of the following statement about Kerberos' TGT is wrong?

A. TGT's full name is the ticket authorization ticket, which is mainly generated by the KDC server

B. Once generated, TGT can be used indefinitely

C. The way TGT exists on the client can either be stored in memory or locally stored as a file

D. The main information in the TGT is the current duration of the ticket, the server IP assigned to the TGT, and the name of the client assigned to the TGT

Answer: B

Which of The following description on HDFS of Hadoop is correct? (Multiple choice)

A. HDFS consists of NameNode, DataNode and Client

B. Metadata on HDFS Standby NameNode is synchronized by the main NameNode

C. HDFS uses the closest rack node for the first copy store of the data

D. HDFS is suitable for read and write tasks of once write and read many times

Answer: ACD

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

Loader's job execution fails, the data imported during this job run will not be deleted and must be manually deleted.

A. True

B. False

Answer: B

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

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

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

If a Region Split occurs in HBase, when a HFile file is truly split into two Regions, which process does it happen?

A. Split process

B. Flush process

C. Compaction process

D. HFile separate process

Answer: C

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