H13-711_V3.0-ENU試験無料問題集（646題）「Huawei HCIA-Big Data V3.0 認定」

出題：1

Among the following options, which are the processes that MapReduce will have?

A. Ccombine

B. Reduce

C. Partition

D. Map

正解：B,C,D 解答を投票する

出題：2

F? ?Include? ?Second major?, the following are about these two? ?Which one is it?

A. ?file transactions,?of?

B. ?to the next?of? ?recognize?

C. ? ?or by?special mechanism?,and?Piece?

D. ?acting on an exact?

正解：C 解答を投票する

出題：3

What is the core module of spark?

A. spark streaming

B. mapreduce

C. spark core

D. spark sql

正解：C 解答を投票する

出題：4

The description of HBase's Region Split splitting process is incorrect( )

A. The table will be suspended during Spliti

B. The Region that is split during the Spliti process will suspend the service

C. Split splits a Region into two Regions in order to reduce the data size in Regiont

D. The Spliti process does not actually split the file, it just creates the reference file

正解：A 解答を投票する

出題：5

In a Fusionlnsight HD cluster, if the recommended deployment scheme is adopted with a cluster size of 300 nodes, which partitions must not exist on the control node?

A. /srv/BigData/dbdata_om

B. /srv/BigData

C. /

D. /srv/Bigdata/hadoop/data5

E. /srv/Bigdata/umatnode

正解：A,D 解答を投票する

出題：6

The following aboutHWhich of the descriptions of the Base secondary index is correct?

A. At this time, it is listed as a new rowkey, and the original rowkey becomes value

B. twoclassIndex queried 2 times

C. Secondary index compares the column to be searched with rowkey is associated with a prime index table

D. all of the abovecorrect

正解：D 解答を投票する

出題：7

In Streaming, exactly one message reliability level is achieved through the ACK mechanism.

A. True

B. False

正解：B 解答を投票する

出題：8

Which of the following options cannot be achieved through big data technology?

A. Operational Analysis

B. value for evaluation

C. Products Featured

D. business model discovery

正解：D 解答を投票する

出題：9

F1ink is suitable for applications with high concurrent data processing and millisecond-level delay

A. True

B. False

正解：A 解答を投票する

出題：10

Which of the descriptions of the Loader job in FusionlnsightHD is correct?

A. After the Loader submits the job to Yam for execution, if the Loader service is abnormal at this time, the job execution fails.

B. After the Loader submits the job to Yam for execution, if a Mapper task fails to execute, it can automatically retry

C. After the Loadet job fails to execute, garbage data will be generated, which needs to be cleared manually by the user

D. Loader submits a job to Yam for execution. No other jobs can be submitted until the job is executed.

正解：B 解答を投票する

出題：11

What is the default resource scheduler in YARN?

正解：

capacityscheduler

出題：12

What are some typical Filters included in HBaser?

A. Row Filter

B. Key Only Filter

C. Single Column Value Filter

D. Filter List

正解：A,B,C,D 解答を投票する

出題：13

When HBasel is deployed in a Fusioninsight HD cluster with N nodes, it is recommended to deploy( )HMasteri process,( )A RegionServeri process.

A. 3, N

B. 2.2

C. 2, N

D. N, N

正解：C 解答を投票する

出題：14

After submitting the topology using the Streaming client shell command in the Fusioninsight HD system, use Strom The UI view shows that the topology has not processed data for a long time. What are the possible reasons?

A. The supervisor's slots resources are exhausted, and after the topology is submitted, the slots cannot be allocated to start the worker process.

B. Supervisor is the component that receives data in topology and then performs processing

C. There is a logic error in the topology business, and it cannot run normally after submission

D. The topology is too complex or the number of concurrent users is too large, resulting in workerThe startup time is too long, exceeding the waiting time of Supervisort

正解：A,C,D 解答を投票する

出題：15

In the Fusioninsight HD system, a Loader node in the cluster is abnormal. If other services are not abnormal, the normal use of the Loader service function will not be affected.

A. True

B. False

正解：A 解答を投票する

出題：16

Which of the following are enterprise-level big data application scenarios

A. Customer Analysis

B. Internal Operations Management

C. Marketing Analysis

D. Supply Chain Management

正解：A,B,C,D 解答を投票する

出題：17

What services can Huawei DWS provide to customers?

A. Trillions of data correlation analysis seconds response

B. Support GDS tools to speed up data storage

C. Unified management console

D. Ensure high reliability of data and systems

正解：A,B,C,D 解答を投票する

出題：18

Mapme?program by? ?consists of two parts,? ?program, which has?Piece?Task. Please program the most? ?banknotes? ?

A. 2

B. 4

C. 5

D. 3

正解：C 解答を投票する

H13-711_V3.0-ENU試験無料問題集「Huawei HCIA-Big Data V3.0 認定」