HCIA-Big Data V2.0 (H13-711) Free Practice Test

Question 1

Which data types are not suitable for Hadoop's HBase?

A. High Throughput Application Scenarios

B. large file application scenario (positive answer)

C. Massive Data Application Scenarios

D. Semi-structured data application scenarios

Correct Answer: B

Question 2

During Fusionlnsight HD deployment, the checkNodes.Configd SiS file must be called when performing precheck to check each node.

A. is correct

B. False

Correct Answer: A

Question 3

In the FusionlnsightHD system, which disk partition does not belong to the cluster node?

A. Data partitioning

B. management partition

C. Metadata partitioning

D. OS partition

Correct Answer: B

Question 4

Which is not the channel type of Flume?

A. File Channel

B. JDBC Channel

C. HDFS Channel

D. Memory Channel

Correct Answer: C

Question 5

In the ft SoIrClGud mode, is the following description about Solr related concepts correct? (Multiple choices)

A. It is determined by election which replica is the leader-only the leader replica can process index and query requests. Will accept index and Xuansi requests.

B. Collection is a logically complete index in the SoIrCloud group. It can be divided into one or more shards. These shards use the same Config Set.

C. Shard is a logical shard of the collection. Each Shard contains one or more replicas.

D. Config Set is a set of configuration files required by Solr Core to provide services, including solrconfig.xml and schema.xml.

Correct Answer: A,B,D

Question 6

Which object cannot Fusioninsight Manager manage?

A. Spark

B. HDFS

C. YARN

D. Host OS

Correct Answer: D

Question 7

The Fusioninsight HD management node provides a dual-machine HA mechanism. After the master node fails, the master and backup nodes need to implement failover manually.

A. False

B. True

Correct Answer: A

Question 8

What information is included in a KeyValue format in the HBase data file HFile? (Multiple choices)

A. TimeStamp

B. Value

C. Key

D. Key Type

Correct Answer: A,B,C,D

Question 9

Which option in the Spark component is not a transformation operation?

A. reduce

B. reduceByKey

C. distinct

D. join

Correct Answer: A

Question 10

In a Fusionlnsight HD cluster, the cluster size is 300 nodes. If the recommended deployment scheme is adopted, what partitions will not exist on the control node? (Duplicate)

A. // sn // BigData / jumalnode

B. // srv / BigData / dbdata_om

C. // srv / BigData / hadoap / data5

D. / sMBigData

E. /

Correct Answer: B,C

Question 11

In Hadoop, if yam.schedulerxapacity.root.QueueA.minimum-user-limit-percent is set to 50, what is wrong with the following statement?

A. If there are already two user tasks running in QueueA, then the task submitted by the third user needs to wait for the resources to be released

B. QueueA must ensure that each user gets at least 60% of the resources

C. A user submits a task and can use 100% of QueueA's resources

D. QueueA can only get up to 50% of resources per user

Correct Answer: D

Question 12

In the Fusioninsight HD system, Kerberros is only used for security authentication of component services.

A. False

B. True

Correct Answer: A

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Huawei HCIA-Big Data V2.0 (H13-711) Free Practice Test