H13-723_V2.0 Exam Dumps - HCIP-Big Data Developer V2.0

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Question # 41

FSpark Streamingapplication, in aJVM, there can only be one at a time

StreamingContextin active state

True

False

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Question # 42

FusionInsigt HD which of the following components can be used for data collection? (multiple choice)

mouthFlume

mouthLoader

mouthHBase

mouthMapReduce

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Question # 43

FusionInsight HDsystem, aboutHiveofJDB, CInterface type, which of the following descriptions is correct?

In a network isolation environment,ZooKeeperofIPCan be configured as a businessIP, can also be configured to manageIP.

HiveUnlike traditional databases, soJDB, CThe established connection does not need to be closed.

In a secure cluster environment, establish andHiveBefore connecting, you need to use unified authentication to log in.

useJDB, CsubmitSQL, you canSQLA semicolon ";" is added after the statement.

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Question # 44

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

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

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

Output data to the destination, support multiple output protocols

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

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Question # 45

Spark streamingAs a micro-batch stream processing engine, it converts the data of each time slice

for oneRDDa partition in the

True

False

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Question # 46

existHBaseIn table design, it is common to multiple businessesrowkey, what are the possible countermeasures for situations that lead to data access contradictions?

slightly? (multiple choice)

compromise method (rowkeyDesign takes into accountAandBbusiness needs)

Redundancy method (use space for time factory efficiency)

Create secondary index

pre-scoreregion

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Question # 47

Which of the following is notMapReducespecialty?

easy to program

good scalability

real-time computing

High fault tolerance