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H13-723_V2.0 HCIP-Big Data Developer V2.0 is now Stable and With Pass Result | Test Your Knowledge for Free

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H13-723_V2.0 Practice Questions

HCIP-Big Data Developer V2.0

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Total Questions : 526

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Question # 61

FusionInsight HDmiddle,HiveWhich of the following parameters of the client is used to controlreduceConcurrency? (multiple choice)

Options:

A.  

hive.exec.reducers.bytes.per.reducer

B.  

hive.exec-ducers.max

C.  

hive.exec.max.dynamic.partitions

D.  

hive.exec.max.dynamic.partitions.pernode

Discussion 0
Question # 62

existSpark, which of the following is trueDataFrameThe operator that takes the intersection?

Options:

A.  

filter (condifionExpr: String): DataFrame

B.  

join (right: DataFrame, join Exprs: Column): DataFrame

C.  

intersect (other: Data Frame): Data Frame

D.  

dropDuplicates (): DataFrame

Discussion 0
Question # 63

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

of.

Options:

A.  

True

B.  

False

Discussion 0
Question # 64

Spark StreamingAs a micro-batch stream processing engine, it converts the data of each time slice into aRDDone of partitions are calculated.

Options:

A.  

True

B.  

False

twenty two

Discussion 0
Question # 65

RDDasSparkThe core object, which has the following characteristics? (multiple choice)

Options:

A.  

read only

B.  

partition

C.  

fault tolerance

D.  

efficient

Discussion 0
Question # 66

FusionInsight HDin the system,HiveWhat are the supported interface types? (multiple choice)

Options:

A.  

JDB, Cinterface

B.  

ODB, Cinterface

C.  

Pythoninterface

D.  

Rubyinterface

Discussion 0
Question # 67

HiveWhich of the following table types are supported? (multiple choice)

Options:

A.  

Partition Table

B.  

bucket table

C.  

Tilt table

D.  

partition+bucket table

Discussion 0
Question # 68

HDFSclient withNWhen a copy writes a file, which of the following is true about the writing process? (multiple choice)

Options:

A.  

eachDataNodemaximum storage1copies.

B.  

Support multiple users to write to the same file at the same time.

C.  

The first copy of the data block is placed preferentially on the node where the client writing the data block is located.

D.  

Copied file blocks all exist on the same rack by default.

Discussion 0
Question # 69

existHBaseWhile the application is running, the application can write data while creating the table.

Options:

A.  

True

B.  

False

Discussion 0
Question # 70

Which of the following causesHDFSofNameNodeEntersafemode(safe read-only mode)? (multiple choice)

Options:

A.  

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

B.  

The number of missing blocks exceeds the threshold.

C.  

Lost replicas exceed the threshold.

D.  

The corrupted replica exceeds the threshold.

Discussion 0
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