Question 1

HDFSclient withNcopy toHDFSWhen writing a file, if one of the copies fails to write, all

If there is a copy, it will return a failure.

Options :

A : True

B : False

Answer: B

Question 2

aboutHiveandHadoopThe relationship of other components, the following description is wrong?

Options :

A : Hivefinally store the data inHDFSmiddle

B : HQLable to passMapReduceperform tasks

C : HiveYesHadoopThe platform-s data warehouse tools

D : HiverightHBasehave strong dependencies

Answer: D

Question 3

forHBase rowkeyThe design principles described below are correct? (multiple choice)

Options :

A : Attribute values with high access weight are placed inRowKeyFront

B : Attribute values with high access weight are placed inRowkeysecond half

C : Attribute values with good dispersion are placed inRowkeyfirst half

D : Attribute values with good dispersion are placed inRowkeysecond half

Answer: A,C

Question 4

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 5

fusion insight HDmiddle,streamingWhat are the characteristics of?

Options :

A : stream processing

B : high performance

C : Scalable

D : High fault tolerance

Answer: A,B,C,D