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H13-723_V2.0
HCIP-Big Data Developer V2.0 Questions and Answers

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Questions # 1:

existFusionInsight HDcluster, aboutkinitOperation command, which of the following statements is wrong? (multiple choice)

Options:

Only the HMI account can be used.

Only the machine account can be used.

A client does not support the simultaneous use of multiple accounts.

The ticket obtained by executing this command is intwenty fourIt will time out when it is small and needs to be executed againkinitcommand to log in again.

Answer

A, B, C

Questions # 2:

HiveWhich of the following table types are supported? (multiple choice)

Options:

Partition Table

bucket table

Tilt table

partition+bucket table

Answer

A, B, C, D

Questions # 3:

aboutFlumeWhich of the following descriptions is correct?

Options:

(1) data fromsourcearrivechannel;(2)sinkfromchannelfetch data

(1) data fromchannelarrivesource;(2)sinkfromsourcefetch data

(1) data fromsinkarrivechannel;(2)sourcefromchannelfetch data

(1) data fromchannelarrivesource;(2)sinkfromsourcefetch data

Answer

Questions # 4:

HDFSclient withNWhen a copy writes a file, which of the following is true about the writing process? (multiple choice)

Options:

eachDataNodemaximum storage1copies.

Support multiple users to write to the same file at the same time.

The first copy of the data block is placed preferentially on the node where the client writing the data block is located.

Copied file blocks all exist on the same rack by default.

Answer

A, C

Questions # 5:

FusionInsight HDin, yesSolrThe creation of various resources and the use of read and write permissions, which of the following statements is wrong?

Options:

SolrUser group users can create configuration sets and createCollectionwhen specifying the configuration set

SolrUsers of the user group can createCollection

Collectioncreator, theCollectionroles with read and write permissions andSolr adminrole can beCollectionEnter

row update

onlyCollectioncreator andSolr adminRoles can be deletedCollection

Answer

Questions # 6:

for running onMapReduceThe application on the platform that this application depends onjarWhere will the bag be placed?

Options:

HIVE

HBASE

HDFS

Answer

Questions # 7:

In useSolrWhen performing a full-text search, you canwtThe parameter specifies the response format of the query result.

aboutSolrThe response format of the query result, which of the following statements is wrong?

Options:

supportCSVandJSON

supportCSV,JSONandHTML

supportCSV,JSONandXML

Answer

Questions # 8:

MapReduceIn which of the following is the task ultimately performed?

Options:

NodeManager

container

ResourceManager

AppMaster

Answer

Questions # 9:

forFusionInsight HDplatformHBaseComponent, which properties of the secondary index need to be defined to add a secondary index? (multiple choice)

Options:

index name

index column

index column type

The name of the column family to which the indexed column belongs

Answer

A, B, C, D

Questions # 10:

Suppose there is an application that needs to be accessed frequentlyOracleThe user table in the database, in order to improve performance, introduceRedisto cache users

information.

For this scene,RedisWhich of the following is the best data structure choice for ?

Options:

list

set

hash

sorted set

Answer

Questions # 11:

about the followingHDFSWhat is the correct process for the client to read the file? (multiple choice)

Options:

priority from the nearestDataNodeDownload data.

file data fromDataNodeback toNameNode, then fromNameNodeDown to the client.

If the client and the connectedDataNodeIf there is a failure in reading, then the client will give up the applause node and connect the node where other replicas are located.

Supports multiple clients fromDataNoderead the same file data.

Answer

A, C, D

Questions # 12:

existFusionInsight HDmiddle,SparkBy defaultYARNAs a cluster resource management system.