Question 1

aboutSolrThe response format of the query result, which of the following statements is wrong?

Options :

A : supportCSVandJSON

B : supportCSV,JSONandHTML

C : supportCSV,JSONandXML

Answer: B

Question 2

existFusionInsight HDin, aboutHivepartition (partition) function, which is wrong as described below?

Options :

A : Partition fields are defined when the table is created

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 can be used aswherecondition of the sentence

Answer: B

Question 3

FusionInsight HDin, useStreamingofLinuxWhen submitting a topology in command line mode, you need to first use a StreamingUser with submit permissionkinitway authentication

Options :

A : True

B : False

C :

Answer: A

Question 4

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

Options :

A : mergemapThe result of the stage has the samekeyvalue key-value pair

B : put allmapThe results of the stages are merged to get the final result

C : rightmapThe results of the stages are sorted and merged

D :

Split the input data into individualsplit, and willsplitfurther split into<key,value>yes, then asmapletter

input of numbers

Answer: D

Question 5

FusionInsight HD in real-time processing scenarios, what computing frameworks are available? (multiple choice)

Options :

A : Spark Streaming

B : Streaming

C : MapReduce

D : HDFS

Answer: A,B