Latest [May 31, 2022] H13-723_V2.0 Exam Questions – Valid H13-723_V2.0 Dumps Pdf
H13-723_V2.0 Practice Test Questions Answers Updated 370 Questions
NEW QUESTION 198
FusionInsight HDWhich components in the platform support table and column encryption?
(multiple choice)
- A. HDFS
- B. HBase
- C. Hive
- D. Flink
Answer: B,C
NEW QUESTION 199
FusionInsight HD assuming a topology, set the roadspoutConcurrency is3,bolt1Concurrency for2,bolt2Concurrency is3,workerThe number is2,Sobolt1ofexecutorexistworkerhow to divide Cloth?
- A. twoworkerone of theworkerdistribute two
- B. twoworkerone for each
- C. no fixed rules
- D. twoworkerBoth are distributed
Answer: A
NEW QUESTION 200
A large-scale production enterprise,tPlan to analyze the internal logistics data and sales datat,Assumeiout of the wayT effectganalysis, which of the following statements are correct? (multiple choice)
- A. HBaseIt can store massive data and support dynamic expansion, which can fulfill the storage requirements of logistics and sales data.
- B. HBaseIt can be built on ordinary commercial servers, and the construction cost is relatively low.
- C. HbaseIt supports efficient random reading, and can complete real-time analysis and command of the logistics situation through reasonable design.
- D. Logistics data is very sparse,HBaseCan handle sparse data efficiently.
Answer: A,B,C,D
NEW QUESTION 201
for running onMapReduceThe application on the platform that this application depends onjarpackage will be put where?
- A. HDFS
- B. HIVE
- C. DB
- D. HBASE
Answer: A
NEW QUESTION 202
HDFSclient withNWhen a copy writes a file, which of the following is true about the writing process?
(multiple choice)
- A. eachDataNodemaximum storage1copies.
- B. The first copy of the data block is placed preferentially on the node where the client writing the data block is located.
- C. Support multiple users to write to the same file at the same time.
- D. Copied file blocks all exist on the same rack by default.
Answer: A,B
NEW QUESTION 203
HDFSused is"Write once, read many"file access model. So it is recommended that a file be created, written and closed After closing, do not modify it again.
- A. True
- B. False
Answer: A
NEW QUESTION 204
which come downRedisIs the command an atomic operation?
- A. All of the above
- B. UURH(MRnpuhoperate)
- C. HOY(eesurfacekeydomain infieldvalue plus incrementincrement)
- D. INCR(aThe stored digital value is incremented by one)(DECR)
Answer: A,B,C,D
NEW QUESTION 205
Fusionlnsigt HD one deployed inTomcatapplication on theHBaseservice, it is recommended to use in this scenario machine account.
- A. True
- B. False
Answer: A
NEW QUESTION 206
existFusionInsight HDmiddle,FlumeIn a configuration file, if there are multiplesource,butsourceThe name cannot be repeated.
- A. True
- B. False
Answer: A
NEW QUESTION 207
FSpark Streamingapplication, in aJVM, there can only be one at a time
StreamingContextin active state
- A. True
- B. False
Answer: A
NEW QUESTION 208
Sparkis a memory-based computing engine, allSparkData during program operation can only be stored in in memory.
- A. True
- B. False
Answer: B
NEW QUESTION 209
In useSolrWhen performing a full-text search, you canwtThe parameter specifies the response format of the query result. close AtSolrThe response format of the query result, which of the following statements is wrong?
- A. supportCSV,JSONandXML
- B. supportCSVandJSON
- C. supportCSV,JSONandHTML
Answer: C
NEW QUESTION 210
existStreamingin application development,BoltUse which of the following interfaces to sendTuple?
- A. open
- B. to emit
- C. execute
- D. nextTuple
Answer: C
NEW QUESTION 211
aboutstreamingdisaster recovery capability, which of the following statements is correct? (multiple choice)
- A. WorkerCan be used after abnormal exitsupervisorsPulls up automatically without manual intervention
- B. When a node fails, the tasks on the node will be reassigned to other normal nodes without manual intervention
- C. SupervisorAfter the process exits, it can beNimbusAutomatically identify and pull up without affecting the running business
- D. NimbusAfter the failure, the backupNimbusIt will take over automatically without affecting the running business
Answer: A,B,C,D
NEW QUESTION 212
existFusionInsight HDmiddle,SparkBy defaultYARNAs a cluster resource management system.
- A. True
- B. False
Answer: A
NEW QUESTION 213
FusionInsightHDin, aboutHivepartition (partation) function, which is wrong as described below?
- A. Partition fields can be used aswherecondition of the sentence
- 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 are defined when the table is created
Answer: B
NEW QUESTION 214
existFlumemiddle,sourceWhat is the main function of the function module?
- A. Get data and convert raw data into data objects that you process yourself
- B. Output data to the destination, support multiple output protocols
- C. Split the data and send the data to different destinations according to the characteristics of the data
- D. Cache data and save data in memory or files according to different reliability policies
Answer: A
NEW QUESTION 215
aboutRedisFeatures, the following description is correct?
- A. low latency
- B. Rich data structures
- C. Support data persistence
- D. supportSQLquery interface
Answer: A,B,C
NEW QUESTION 216
useFusionInsight HDofHiveQuery data, when the amount of data in the intermediate results of the query is large, you can choose to compress the intermediate data Structured data for better performance.
Which of the following areHiveRelevant parameters for intermediate result compression? (multiple choice)
- A. hive.exec.compress.intermediate
- B. hive.intermediate.compression.type
- C. hive.intermediate.compression.codec
- D. hive.exec.compress.output
Answer: A,B,C
NEW QUESTION 217
FusionInsight HDmiddle,StreamingPackaging tools are used to package business codejarpackages and other dependenciesjarpackage, etc. a completeStreamingAppliedjarBag
- A. True
- B. False
Answer: A
NEW QUESTION 218
Fusionlnsigt HD an application to completeKerberosSecurity authentication, which of the following options must be used?
(multiple choice)
- A. user accountkeytabdocument
- B. existFusionInsight ManagerUser account applied on
- C. krb5.confconfiguration file
- D. jaas.confconfiguration file
Answer: A,B,C
NEW QUESTION 219
Fusioninsight HDin useStreamingofA, CKWhich of the following statements is true of? (multiple choice)
- A. The application needs to be inspoutoffail() interface method to implement message resend logic.
- B. AckerThe message that will identify the processing timeout or processing failure isfail.
- C. enabledAckerLater,StreamingIt will identify the failure to sendTupleAnd automatically resend, no need for human intervention pre.
- D. fromspoutstarted, formedTupleFailure of any link in the tree will mark the entire tree as failed.
Answer: A,C,D
NEW QUESTION 220
SparkThe calculation logic of the application will be parsed intoDAG, this parsing operation consists of which of the following function modules Finish? ?
- A. Executor
- B. Client
- C. Driver
- D. ApplicationMaster
Answer: C
NEW QUESTION 221
aboutFusionInsight HDplatformHiveservice, itsWebHCatDevelopment interface, the following description does not the correct one is?
- A. WebHCatbased onHTTPandHTTPS
- B. Agreement to provide services to the outside world able to passWebHCatCreate tables, query, etc.
- C. Support based onRESTquery request
- D. WebHCatThe return data format isXML (Json)
Answer: D
NEW QUESTION 222
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