HCIA-Big Data V3.5 - H13-711_V3.5 Exam Practice Test

Question 1

Which of the following options are used to configure the number of memory and CPU of NodeManager? (Multiple choice)

A. YARN.modemanager.resource.memory-mb

B. YARN.nodemanager.resource.cpu-vcore

C. YARN.scheduler.capacity.root.QueueA.maximum-capacity

D. YARN.nodemanager.vmem-pmom-ratio

Correct Answer: A,B,D

Question 2

When executing the HBase data reading business, which parts of the data need to be read?
(Multiple choice)

A. HFile

B. HLog

C. HMaster

D. MemStore

Correct Answer: A,D

Question 3

When a Region in HBase performs a Split operation, what stage does the process of actually dividing an HFile file into two Regions take place?

A. HFile separation process

B. Flush process

C. During Compaction

D. During Split

Correct Answer: C

Question 4

What interfaces does Fusioninsight Manager support when connecting with external platforms?
(Multiple choice)

A. Syslog

B. SNMP

C. VPN

D. BGP

Correct Answer: A,B

Question 5

There are two ways to clean up Kafka logs: delete and compact. The default value is delete.

A. True

B. False

Correct Answer: A

Question 6

Which of the following commands can be used to create node data?

A. set/node data

B. create /node

C. get /node

D. ls/node

Correct Answer: B

Question 7

TaskSlot in Flink is mainly used for resource isolation, including memory resources and CPU resources.

A. True

B. False

Correct Answer: B

Question 8

In the Fusionlnisght HD system, the number of Partitions and the number of copies must be set when creating a Kafka Topic. Setting multiple copies can enhance the disaster recovery capability of Kafka services.

A. True

B. False

Correct Answer: A

Question 9

What is the resource management framework that comes with Spark?

A. Docker

B. Standalone

C. YARN

D. Mesos

Correct Answer: B

Question 10

There are currently 3 racks, and there is a file that needs to be stored in 3 copies. Copy 1 and copy 2 are stored in the same rack as the client but on different servers. According to the HDFS copy placement strategy, it must be stored in other racks.

A. True

B. False

Correct Answer: B

Question 11

Regarding the comparison between Hive and traditional data warehouses, which of the following descriptions is wrong?

A. Since Hive data is stored in HDFS, it can guarantee high fault tolerance and high reliability of data

B. Hive metadata storage is independent of data storage, thereby decoupling metadata and data, with high flexibility, while traditional data warehouses have single data applications and low flexibility

C. Since Hive is based on a big data platform, the query efficiency is faster than traditional data warehouses

D. Hive is based on HDFS storage, theoretically, the storage capacity can be expanded infinitely, while the storage capacity of traditional data warehouses will have an upper limit

Correct Answer: C

Question 12

In the Fusioninsight HD system, if dirty data is generated during the running of the Loader job, the status of the Loader job execution result must be failure.

A. True

B. False

Correct Answer: B

Question 13

User Rights Management Role-Based Access Control (RBAC) provides visualized multi-group unified user rights management in the cluster.

A. True

B. False

Correct Answer: A

Huawei HCIA-Big Data V3.5 - H13-711_V3.5 Exam Practice Test

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