H13-711_V3.0-ENU 実際試験問題と解答 - 模擬練習 - 受験自信を増やす

Question No : 1
Which module is responsible for Fusioninsight Manager user data storage?

A.CAS
B.AOS
C.Kerberos
D.LDAP

正解:

Question No : 2
Flume supports monitoring and transferring new files under the directory, which can realize data transfer. What kind of source is described of the following?

A.spooling directory source
B.http source
C.exec source
D.syslog source

正解:

Question No : 3
Where is the Meta Region routing information of HBase metadata stored in?

A.Root table
B.Zookeeper
C.HMaster
D.Meta table

正解:

Question No : 4
What is the default block size of HDFS in Fusioninsight HD system?

A.32M
B.64M
C.128M
D.256M

正解:

Question No : 5
What is the correct description of the Loader job in Fusionlnsight HD?

A.After the Loader submits the job to YARN for execution, if the Loade transaction is abnormal at this time, the job execution fails.
B.After the Loader submits the job to YARN 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 manually cleared by the user
D.After the Loader submits a job to YARN for execution, no other jobs can be submitted until the job is completed.

正解:

Question No : 6
When the Loader of Fusioninsight HD creates a job, what is the role of the connector?

A.Determine the conversion steps
B.Provide optimization parameters, provide data import and export performance
C.How the configuration job connects with external data sources
D.How the configuration job connects with internal data sources

正解:

Question No : 7
Which of the following HDFS commands can be used to check the integrity of data blocks?

A.HDFS fsck /
B.HDFS fsck -delete
C.HDFS dfsadmin -report
D.HDFS balancer -threshold 1

正解:

Question No : 8
How is the main master of HBaseM elected?

A.Random selection
B.Ruling by RegionServer
C.Adjudication through Zookeeper
D.HMaster is a dual-master mode, no adjudication is required

正解:

Question No : 9
Spark is implemented in which of the following programming languages?

A.C
B.C++
C.JAVA
D.Scala

正解:

Question No : 10
In the Flink technical architecture, ______ is the calculation engine for stream processing and batch processing.

A.Standalone
B.Runtime
C.DataStream
D.FlinkCore

正解:

Question No : 11
Regarding the warning of insufficient disk capacity in Kafka, which of the following analysis is incorrect for possible reasons?

A.The disk configuration used to store Kafka data (such as the number of disks, size, etc.) cannot meet the current business data flow announcement, resulting in the disk usage reaching the upper limit
B.The data storage time configuration is too long, and the data accumulation reaches the upper limit of the disk usage rate
C.Unreasonable business planning, resulting in uneven data distribution, causing some disks to reach the upper limit of utilization
D.Broker node failure caused

正解:

Question No : 12
In many small file scenarios, Spark will start a lot of tasks. When there is a Shuffle operation in the SQL logic, it will greatly increase the number of hash buckets, which will seriously affect performance. In Fusioninsight, for small file scenarios, the () operator is usually used to merge the partitions generated by the small files in the Table to reduce the number of partitions, to avoid generating too many hash buckets during shuffle and improve performance?

A.group by
B.coalosce
C.connect
D.join

正解:

Question No : 13
What is the module used to manage the active and standby status of Loader Server processes in Loader?

A.Job Scheduler
B.HA Manager
C.Job Manager
D.Resource Manager

正解:

Question No : 14
What is the default resource scheduler for queues in YARN?

A.FIFO scheduler
B.Capacity scheduler
C.Fair scheduler
D.None of the above is correct

正解:

Question No : 15
Now server.channels=ch1 is available, set the Channel type to File Channel, which of the following configurations are correct?

A.server.channels.ch1.type = file
B.server.channels.ch1.type = memory
C.server.channels.type = memory
D.server.channels.type = file

正解:

Huawei H13-711_V3.0-ENU 問題練習