Question: 1    

existHBaseWhich of the following interfaces or classes does not need to be involved in the implementation of business logic for writing data?

A.    Put
B.    HTable
C.    HBaseAdmin
D.    PutList

Answer: C    
 

Question: 2    

existMapReduceIn application development of , which of the followingJAVA, Class responsible for managing and running a computational task?

A.    lob
B.    Context
C.    FileSystem
D.    Configuration

Answer: A   
 

Question: 3    

FusionInsight HDmiddle,OozieBefore submitting the job, you need to upload the configuration files andjarpackage toHDFS

A.    True
B.    False

Answer: A    
 

Question: 4    

Which of the following methods can generateDStreamobject?

A.    KafkaUtils.createStream(…)
B.    KafkaUtils.createDirectStream(…)
C.    StreamingContext.socketStream
D.    StreamingContext.fileStream(…)

Answer: A,D 
 

Question: 5    

FusionInsight HDsystem, aboutHiveWhich of the provided file formats is not a columnar file?

A.    CRC
B.    Parquet
C.    RCFile
D.    TextFile

Answer: D