Huawei H13-723_V2.0 Exam Questions Free Practice Test

Viewing page 9 out of 11 pages

Viewing questions 121-135 out of questions

Questions # 121:

FusionInsight HDofHive, user-definedUDFcan andHiveBuilt-inUDFduplicate name, in this case,

will use user-definedUDF.

Options:

True

False

Expert Solution

Questions # 122:

aboutFusionInsight HDplatformHiveservice, itsWebHCatDevelopment interface, which of the following descriptions is incorrect?

Options:

Support based onRESTquery request

WebHCatThe return data format isSML

WebHCatbased onHTTPandHTTPSAgreement to provide services to the outside world

able to passWebHCatCreate tables, query, etc.

Expert Solution

Questions # 123:

existFusionInsight HDmiddle,FlumeWhich of the following are supportedsourceTypes of? (multiple choice)

Options:

Avro

HBase

Kafka

HTTP

Expert Solution

Questions # 124:

FusionInsight HDsystem, aboutHiveWhich of the provided file formats is not a columnar file?

Options:

CRC

Parquet

RCFile

TextFile

Expert Solution

Questions # 125:

existFlumemiddle,sourceWhat is the main function of the function module?

Options:

Get data and convert raw data into data objects that you process yourself

Cache data and save data in memory or files according to different reliability policies

Output data to the destination, support multiple output protocols

Split the data and send the data to different destinations according to the characteristics of the data

Expert Solution

Questions # 126:

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

Expert Solution

Questions # 127:

forSpark Streamingapplication, in aJVM, there can only be one at a timeStreamingContextactive condition.

Options:

True

False

Expert Solution

Questions # 128:

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.

Expert Solution

Questions # 129:

When a task is submitted toYARNIn the cluster, which of the following options will generate ajob id?

Options:

ResourceManager

Contaioner

AppMaster

NodeManager

Expert Solution

Questions # 130:

existSpark, which of the following is trueDataFrameThe operator that takes the intersection?

Options:

filter (condifionExpr: String): DataFrame

join (right: DataFrame, join Exprs: Column): DataFrame

intersect (other: Data Frame): Data Frame

dropDuplicates (): DataFrame

Expert Solution

Questions # 131:

FusionInsight HD in which ways can you viewOozieDebug results of the job? (multiple choice)

Options:

CheckOozieofJava APIWhether the returned result is as expected

pass throughHueofworkflowDashboard to view program running results

pass throughHue's file browser to see ifHDFSThe specified directory produces the expected file

Oozieself-containedWebThe interface can also view the job execution results

Expert Solution

Questions # 132:

when aMapReduceWhen the application is executed, which of the following actions ismapoccurred before the stage?

Options:

split

combine

partition

sort

Expert Solution

Questions # 133:

A project requires Internet access to a certain area? ?Save it, and search the full text of these Internet records to see if there is any? ?information, with

to prevent crime in the region.

In this scenario, which of the following options is the best?

Options:

existSolrCreate an index and save the data, and return all the data during full-text search.

existHBasestore data on theHBaseThe filtering characteristics of , satisfy fuzzy matching query.

When storing data, inSolrindex on theHBaseStore complete data? ?when, throughSolrFull-text search to obtain and record

record key information, through the key information inHBasefor the full record.

Expert Solution

Questions # 134:

existKafka, which of the following commands can view aTopicHow many partitions are there?

Options:

Kafka-topics.sh–describe

Kafka-topics.sh–list

kafka-topics.sh–alter

kafka-topics.sh–create

Expert Solution

Questions # 135:

HBaseFilters can set column names or column values as filter conditions, and support the use of multiple filters at the same time.

Options:

True

False

Expert Solution

Viewing page 9 out of 11 pages

Viewing questions 121-135 out of questions

Pass the Huawei HCIP-Big Data H13-723_V2.0 Questions and answers with CertsForce