Question 1

existKafkamiddle,ConsumerIt can support offline message and online message consumption at the same time, but consume data sequentially of.

Options :

A : True

B : False

Answer: A

Question 2

Which of the following causesHDFSofNameNodeEntersafemode(install'aroot form)? (multiple choice)

Options :

A : Active and standbyNameNodeThe disk space where the metadata is located is insufficient.

B : The number of missing blocks exceeds the read value.

C : Lost copies exceed read value.

D : The corrupted copy exceeds the threshold.

Answer: A,C,D

Question 3

existFusionInsight HDWhen developing applications with a secure version, you can usekeytabDocuments are authenticated securely.

Options :

A : True

B : False

Answer: A

Question 4

FusionInsight HDin, belonging toStreamingWhat is the nature of the data distribution method? (multiple choice)

Options :

A : Shuffle Grouping

B : Field Grouping

C : Laal Gg

D : Direct Grouping

Answer: A,B,D

Question 5

existFlumemiddle,sourceWhat is the main function of the function module?

Options :

A : Get data and convert raw data into data objects that you process yourself

B : Cache data and save data in memory or files according to different reliability policies

C : Output data to the destination, support multiple output protocols

D : Split the data and send the data to different destinations according to the characteristics of the data

Answer: A

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