最新的HCIA-Big Data認證 H13-711_V3.0-ENU考試題庫

問題1

In the Fusioninsight HD system, which component does the flume data flow not need to pass through in the node?

A. topic

B. Channel

C. sink

D. Source

正確答案: A

問題2

A Fusioninsight HD cluster contains multiple services, and each service consists of several roles. Which of the following are the roles of the service?

A. HBase

B. DataNode

C. HDFS

D. NameNode

正確答案: B,D

問題3

The Fusionlnsight HD management node provides a dual-machine HA mechanism. After the primary node fails, the primary and secondary nodes need to manually implement Failover.

A. False

B. True

正確答案: A

問題4

Which of the following operations cannot be recorded in the Fusioninsight HD system audit log?

正確答案:

Queryhistorymonitoring

問題5

The picture below shows Sparke&MapReduce performance comparison data, it can be concluded that compared with MapReducei computing, Spark uses( )resources, get( )double the performance?

A. 1/10, 3

B. 1/10, 4

C. 1/8, 4

D. 1/8, 3

正確答案: A

問題6

Which two roles are responsible for the active and standby status management of HDFS NameNode nodes and the merging of metadata files?

A. ZKFC and standby NameNode

B. ZKFC and the main NameNode

C. Primary NameNode and JournalNode

D. Primary NameNode and Standby NameNode

正確答案: A

問題7

The following are the characteristics of Huawei Kunpeng processor

A. Safe and reliable, creating high quality as stable as Mount Tai

B. everything abovecorrect

C. High-performance computing, ARM-compatible high-performance Kunpeng processors and x86-architecture servers and solutions

D. Open ecology, support mainstream software and hardware in the industry, and work with developers, partners and industrial organizations to create a new base for intelligent computing

正確答案: B

問題8

ElasticSearch's shards index sharding can disperse index data to different nodes.

A. False

B. True

正確答案: B

問題9

Which of the following options are Huawei Kunpeng industrial products?

A. Intelligent management chip

B. Huawei Kunpeng processor

C. Smart network card chip

D. Smart SSD Controller Chip

正確答案: A,B,C,D

問題10

In Task Scheduling at YRN. oneAppliedMasterapply to? ?After that, the corresponding? ?communication,wantask it to enlightenmove.

A. TRUE

B. FALSE

正確答案: A

問題11

Which of the following are the characteristics of Streamingl?

A. Can do continuous query

B. event driven

C. low latency

D. data is stored first and then calculated

正確答案: A,B,C

問題12

In the F1ink technical architecture,( )is a computing engine for stream processing and batch processing

A. Runtime

B. DataStream

C. FlinkCore

D. Standalone

正確答案: A

問題13

When a certainRegion EerverAfter the failure,HWasterWhich of the following options must be followed to recover old data?

A. Ragion

B. RowEay

C. HDFS

D. HLog

正確答案: D

問題14

Assuming that HDFS only saves 2 copies when writing dat
a. Then during the writing process, HDFS Client first writes data to DataNodel1 and then writes data to DataNode2.0

A. False

B. True

正確答案: A

問題15

What are the main features of the YARN capacity scheduler

A. flexibility

B. multiple tenancy

C. Capacity Guarantee

D. Dynamically update configuration files

正確答案: A,B,C,D

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