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Huawei H13-723_V2.0 - HCIP-Big Data Developer V2.0

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Total 526 questions

FusionInsight HDin the systemHDFSdefaultBlock Sizehow many?

A.

32MB

B.

64MB

C.

128MB

D.

256MB

pass throughHBaseofcreateTableThe method creates a table, what parameters must be passed in?

A.

Table Name

B.

Table names and column families(or table name andfamily)

C.

table names and columns

D.

can be empty

Which of the following causesHDFSofNameNodeEntersafemode(safe read-only mode)?

(multiple choice)

A.

Active and standbyNameNodeof metadata is running out of disk space.

B.

The number of missing blocks exceeds the threshold.

C.

Lost replicas exceed the threshold.

D.

The corrupted copy exceeds the threshold.

When the cluster is normal,RedisClient initiates oncegetCall, the client and the server have () secondary message interaction?

A.

1

B.

2

C.

3

D.

4

forHBase rowkeyThe design principles described below are correct?

(multiple choice)

A.

Attribute values with high access weight are placed inRowKeyFront

B.

Attribute values with high access weight are placed inRowkeysecond half

C.

Attribute values with good dispersion are placed inRowkeyfirst half

D.

Attribute values with good dispersion are placed inRowkeysecond half

Kerberossafety certificate.

A.

True

B.

False

FusionInsight HDsystem, aboutHiveofJDB, CInterface type, which of the following descriptions is correct?

A.

In a network isolation environment,ZooKeeperofIPCan be configured as a businessIP, can also be configured to manageIP.

B.

HiveUnlike traditional databases, soJDB, CThe established connection does not need to be closed.

C.

In a secure cluster environment, establish andHiveBefore connecting, you need to use unified authentication to log in.

D.

useJDB, CsubmitSQL, you canSQLA semicolon ";" is added after the statement.

Oozieofworkflow.xmlfile is the workflow configuration file

A.

True

B.

False

Hbase one of Region conduct Split When operating, place aHFileThe file is really separated into two RegionAt what stage does the process take place?

A.

Splitin the process

B.

Flushin the process

C.

Compactionin the process

D.

HFilein the process of separation

Flumesupport real-time data collection source Which is the type?

Taildir Log4jJMSThrift 12.FusionInsight HDofHive, user-definedUDFcan andHiveBuilt-inUDFrepeat name, In this case, the user-definedUDF.

A.

True

B.

False

HDFSThe system time of the node where the client is located is the same as theFusionInsight HDThe system time of the cluster should be maintained

Consistent, if there is a time difference, then the time difference should be less than a few minutes?

A.

5

B.

10

C.

20

D.

30

FusionInsightHD which components are provided externallySQLor classSQLability?

(multiple choice)

A.

HBase

B.

Hive

C.

Spark

D.

Redis

Which of the following business applications is notHiveApplicable scenarios?

A.

Real-time real-time online data analysis

B.

Data mining (user behavior analysis, interest division, regional display)

C.

Data Aggregation (Daily/Weekly user clicks, click ranking)

D.

Non-real-time analysis (log analysis, statistical analysis)

FusionInsightHDin, aboutHivepartition (partition) function, which is wrong as described below?

A.

Partition fields are defined when the table is created

B.

There can only be one partition field, and multi-level partitions cannot be created

C.

Using partitions can reduce the data scan range of some queries, thereby improving query efficiency

D.

Partition fields can be used aswherecondition of the sentence

existFusionInsight HDproductSolrDuring application development, you canSolr Admin UIright

CollectionDo some verification. Below aboutSolr Admin UIIs the statement correct? (multiple choice)

A.

clickClouddownTree,CheckSolr CloudmiddleCollections, a configuration set, andlive_nodesequivalence information

B.

clickCloud, see eachCollectionunder eachShardofReplicadistribution and status

enter aCollectionofShard ReplicaofCore Overviewinterface, you can view theRepicaSow

C.

Quoting the actual number of documents, storage size and location information

D.

Solruser group,Solr adminrole andSuper groupof users have access toSolr Admin UI