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

Question 1

SparkWhat kind of parameter setting methods does the application have? (multiple choice)

A. In the application code, passSparkContextofsetPropertymethod to set

B. in the application configuration filespark-defaults.confconfigure in

C. In the application code, passSparkConfobject to set

D. When submitting your application, pass-confmake settings

Correct Answer: B,C,D

Question 2

FusionInsigt HDWhat distributed computing frameworks do big data platforms provide?
(multiple choice)

A. HBase

B. MapReduceDistributed offline batch computing engine

C. StreamingDistributed stream computing engine

D. Sparkmemory-based distributed computing

Correct Answer: B,C,D

Question 3

which come downRedisIs the command an atomic operation?

A. LPUSH(for linked listspushoperate)

B. INCR(increment the stored digital value by one)

C. All of the above

D. HINCRBY(for the hash tablekeydomain infieldvalue plus incrementincrement)

Correct Answer: C

Question 4

A large-scale production enterprise plans to transform its internal logistics data and sales data into big data.
The design department provides data storage
Analysis of the program, which of the following statements are correct?

A. HBaseIt can be built on ordinary commercial servers, and the construction cost is relatively low.

B. Logistics data is very sparse,HBaseCan handle sparse data efficiently.

C. HbaseSupport colleges and universities to read immediately, and can complete real-time analysis and command of the logistics situation through reasonable design.

D. HBaseIt can store massive data and support dynamic expansion, which can fulfill the storage requirements of logistics and sales data.

Correct Answer: A,B,C,D

Question 5

Flumebranch__________real-time data collectionsourceWhich is the type?

A. Thrift

B. taildir

C. Log4j

D. JMS

Correct Answer: B

Question 6

forSpakstreamingapplication, in aJVM, there can only be one at a time
Streamingcontextis active.

A. True

B. False

Correct Answer: A

Question 7

Spark Streamingavailable fromKafkaReceive data and perform calculations, and the calculation results can only be stored inHDFS, can't write backKafka.

A. True

B. False

Correct Answer: B

Question 8

Which of the following options isYarncore functionality?

A. data transmission

B. search

C. Resource management

D. storage

Correct Answer: C

Question 9

fusioninsight, an application to chargeKerberosSecurity certification, which of the following options are must be used? (multiple choice)

A. jaas.confconfiguration file

B. krb5.confconfiguration file

C. user accountkeytabdocument

D. existFusionInsight ManagerUser account applied on

Correct Answer: B,C,D

Question 10

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

A. partition

B. combine

C. Split

D. sort

Correct Answer: C

Question 11

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

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

B. Collectioncreator, theCollectionroles with read and write permissions andSolr adminrole can beCollectionEnter row update

C. SolrUsers of the user group can createCollection

D. onlyCollectioncreator andSolr adminRoles can be deletedCollection

Correct Answer: A

Question 12

rightHBase, which of the following properties can be set? (multiple choice)

A. Compression

B. Coprocessor

C. TTL

D. Versions

Correct Answer: A,C,D

Question 13

.existFusionInsight HDin, useSparkSQL, which of the following methods (or tools) can be used to performSQLstatement?
(multiple choice)

A. spark-sql

B. JDB, C

C. spark-beeline

Correct Answer: A,B,C

Question 14

FSpark Streamingapplication, in aJVM, there can only be one at a time
StreamingContextin active state

A. True

B. False

Correct Answer: A

Question 15

A large-scale production enterprise plans to transform its internal logistics data and sales data into big data.
The design department gives
Based on the analysis of the data storage scheme, which of the following statements are correct?
(multiple choice)

A. HBaseIt can be built on ordinary commercial servers, and the construction cost is relatively low.

B. Logistics data is very sparse,HBaseCan handle sparse data efficiently.

C. HBaseIt can store massive data and support dynamic expansion, which can fulfill the storage requirements of logistics and sales data.

D. HbaseIt supports efficient random reading, and can complete real-time analysis and command of the logistics situation through reasonable design.

Correct Answer: A,B,C,D

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

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