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Free H13-723_V2.0 Exam Braindumps
HCIP-Big Data Developer V2.0 Questions 181–185 (page: 38)

Updated On: 9-Feb-2026
Page 38 of 107
PDF with 526 Questions

existMapReduceIn the development framework,InputFormatWhat is the function of the class?

  1. mergemapThe result of the stage has the samekeyvalue key-value pair
  2. put allmapThe results of the stages are merged to get the final result
  3. rightmapThe results of the stages are sorted and merged
  4. Divide the input data into one by one. and split this further into pairs, then asmapfunction input of

Answer(s): D



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

  1. Producer
  2. Broker
  3. Consumer
  4. ZooKeeper

Answer(s): B



FusionInsight HD HBasein the cluster,Table1belongNamespace1,Table2belong Namespace2,Table1There are two column families, namelycf11,c12,Table2There is a column family namedcf21,
Which of the following options will allow the user accountAalso havecf11andcf21read and write permissions. (multiple choice)

  1. Assign this user accountglobalread permission
  2. Give this user accountNamespace1read and write permissions
  3. Assign this user accountTable1andTable2read and write permissions
  4. Assign this user accountNamespace1andNamespace2read and write permissions

Answer(s): C,D



HDFS"Write once, read many"__________File access model. Therefore, it is recommended that a document

  1. After creating,
  2. writing and closing,
  3. do not modify it again.
  4. right or wrong

Answer(s): A



Suppose there is an application with10Tables, each table has tens of millions of records, and the number of fields is about20indivual. now useRedisto cache this10The data of a table, the design of its data structure, which of the following is the best design?

  1. usehashstructure, and a table uses ahashKEY, a row in the table records forhash keyone of indivualed.
  2. usehashTable structure, each row record of each table uses onehashKEY,
    hashKEYofebCorrespondence table
  3. record fields, and designKEYEach table adds a different prefix to distinguish it.
    useringstructure, each field of each row record of each table uses oneKEY.
  4. usem3structure, each row record of each table uses oneKEY,,aueAll records for a row in the table.
    The value after the field is concatenated.

Answer(s): B



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