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Viewing page 4 out of 11 pages
Viewing questions 46-60 out of questions
Questions # 46:

Spark on YARNin modedriverOnly works on the client side.

Options:

A.

True

B.

False

Questions # 47:

aboutFlumeThe characteristics of the collected data, which of the following descriptions are correct?

Options:

A.

Supports distributed and streaming acquisition

B.

with the help ofMapReducetask parallel collection

C.

Only structured data can be collected

D.

Trigger data collection with external timing tasks

Questions # 48:

existFusionInsight HDproduct,KafkaWhat is the role name of the service?

Options:

A.

Producer

B.

Broker

C.

Consumer

D.

ZooKeeper

Questions # 49:

existKafka, as follows aboutProducerWhat is wrong with the statement of sending data? (multiple choice)

Options:

A.

ProducerResponsible for production data,Consumerresponsible for consuming data,ProducerandConsumerneed to be established betweenSocket

connect

B.

Producercan either send data toBroker, and can send data toConsumersuperior

C.

ProducerAs a message producer, you can directly write data toZooKeeper

D.

Producerconnect any normalBrokerInstances can produce data

Questions # 50:

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

Options:

A.

1

B.

2

C.

3

D.

4

Questions # 51:

existHBaseIn table design, it is common to multiple businessesrowkey, what are the possible countermeasures for situations that lead to data access contradictions?

slightly? (multiple choice)

Options:

A.

compromise method (rowkeyDesign takes into accountAandBbusiness needs)

B.

Redundancy method (use space for time factory efficiency)

C.

Create secondary index

D.

pre-scoreregion

Questions # 52:

existSolrIn the application query scenario of the

Page. Which of the following statements about cursors is correct?

(multiple choice)

Options:

A.

The query field must be sorteduniqueKeySort by field

B.

For the first query request, you need to specify query parameters. The operation method is as follows:solrquery.set

(CursorMarkParams.CURSOR_MARK_PARAM,CursorMarkParams.CURSOR_MARK_

START);

C.

When querying, the request cannot containstartparameter

D.

SorlThe return result will havenextCursorMark, on the next call use this value ascursorMark

Questions # 53:

FusionInsight HDin the system,FumeWhich component does the data flow not need to go through within the node?

Options:

A.

Source

B.

channel

C.

sink

D.

topic

Questions # 54:

aboutKafkaofPeoducer, is the following statement correct? (multiple choice)

Options:

A.

Produceris a message producer

B.

ProducerProduction data needs to be specifiedTopic

C.

Can play multiple at the same timeProducerprocess to the sameTopicsend data

D.

ProducerNeed to connect first when producing dataZooKeeper, and then connectBroker

Questions # 55:

existStreamingin application development,BoltUse which of the following interfaces to sendTuple?

Options:

A.

to emit

B.

execute

C.

open

D.

nextTuple

Questions # 56:

Oozieofworkflow.xmlfile is the workflow configuration file

Options:

A.

True

B.

False

Questions # 57:

FusionInsight HDofHBasesave a user information table inmeg table, Rowkeyfor usersid,

One of the columns is the user's nickname, now write three to this column in orderKeyValue:001:Li,001:Mary,

001:Lily,Excuse mescan'meg table,{VERSIONS=>2}What data will be returned?

Options:

A.

001:Li

B.

001:Lily

C.

001:Li,001:Mary,001:LiLy

Questions # 58:

HDFSThere is a file in the cluster root directorytest, which of the following commands can find the file stored in ofDataNodeNode information?

Options:

A.

hdfs fsck/test.txt-files

B.

hdfs fsck/test.txt-locations

C.

hdfs fsck/test.txt-blocks

D.

hdfs fsck/test.txt-list-corruptfileblocks

Questions # 59:

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.

Options:

A.

True

B.

False

Questions # 60:

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

Options:

A.

Split

B.

combine

C.

partition

D.

sort

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Viewing questions 46-60 out of questions
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