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Huawei H13-711_V3.0 - HCIA-Big Data V3.0

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Total 649 questions

What can the unified certification management system of mainstream manufacturers consist of?

A.

Unified Authentication Server

B.

Unified authentication management module

C.

Unified Safety Management System

D.

Identity information storage server

The Fusionlnsight HD cluster contains many kinds of services, and each service consists of thousands of roles. Which of the following are the roles of the service?( )

A.

HDFS

B.

NameNode

C.

DataNode

D.

Hbase

What are the storage formats supported by Hive in the Fusioninsight HD system?

A.

HFile

B.

TextFile

C.

SequenceFile

D.

RCFile

What are the storage formats supported by Hive?

A.

TextFile

B.

RCFile

C.

Parquet

D.

SequenceFile

Which of the following descriptions about the deployment of big data components on Kunpeng and x86 servers is correct?

A.

No shortcomings in performance

B.

Single component (eg HDFS) supports mixed deployment of Kunpeng server and x86 server

C.

Supports mixed deployment of Kunpeng servers and common x86 servers in a single cluster

D.

Realize the autonomous control of some equipment

What are the functions of Nimbus in the Streaming architecture?

A.

Monitor task execution status

B.

task scheduling

C.

start/stop worker process

D.

Resource allocation

The key features of Zookeeper include which of the following options?

A.

atomicity

B.

eventual consistency

C.

wait for irrelevance

D.

reliability

Fusionlnsight HD cluster upgrade, which of the following descriptions are correct?

A.

During the upgrade process, you cannot manually perform the active/standby OMS switchover.

B.

The root account password of all hosts in the cluster must be the same

C.

Keep the network unblocked. Avoid abnormal upgrades due to network problems

D.

No expansion can be done during the observation period

Are the following descriptions correct about the HBase file storage module (HBase FileStream, HFS for short)?

A.

Applied in the upper layer of Fusioninsight HD

B.

HFS encapsulates the interface between HBase and HDFS

C.

Provide functions such as file storage, reading, and deletion for upper-layer applications

D.

HFS is a separate module of HBase

FusionInsight Hadoop:In the cluster, the cluster size has 70 nodes. If the recommended deployment scheme is adopted, what partitions may exist on the management node?

A.

/srv/BigData/zookeeper

B.

/srv/BigData/dbdata-om

C.

/srv/BigData

D.

/srv/BigData/jumalnode

E.

/srv/BigData/hadoop/data5

Which of the following sub-products does the Fusioninsight family include?

A.

HD

B.

Libra

C.

Manager

D.

Miner

E.

Farmer

F.

DWS

Which of the following are enterprise-level big data application scenarios

A.

Internal Operations Management

B.

Supply Chain Management

C.

Customer Analysis

D.

Marketing Analysis

What are the main features of HBase?

A.

High reliability

B.

high performance

C.

column oriented

D.

adjustable

What is the purpose of periodically executing Compaction in the HBase cluster?

A.

Reduce the number of files under the same ColumnFamily in the same Region

B.

Reduce the number of files in the same Region

C.

Improve data read performance

D.

Improve data writing capability

In the Fusioninsight HD system, it fails to view the topology or submit the topology using the Shelle command of the Streaming client. Which of the following positioning methods are correct?

A.

Check the client's exception stack to determine whether the client is using problems

B.

Check the running log of the main Nimbus to determine whether the Nimbus server is abnormal

C.

Check the Supervisori running log to determine whether the Supervisor is abnormal

D.

View Worker running log