H13-711_V3.0 Huawei HCIA-Big Data V3.0 exact Exam Questions

HCIA-Big Data V3.0

Last Update 21 hours ago Total Questions : 649

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Question # 1

When planning and deploying a Fusionlnsight cluster, it is recommended that the management node be best deployed( ), the control node needs to be deployed at least( )Piece,Data nodes need to be deployed at least( )Piece.

1.2, 2

1, 3, 2

2, 3, 1

2, 3, 3

Question # 2

F1ume is used to collect data, and the basic unit of data transmitted by the device is

Split

Block

Event

Packet

Question # 3

It is used to record the message reading position in Kafka (fill in the blank)

Question # 4

Multiple channels can be configured in the properties.protertises configuration file of Flumef to transmit data

True

False

Question # 5

The Streaming of Fusioninsight HD is developed based on the open source Apache Storm, which is a distributed offline computing framework.

True

False

Question # 6

From the point of view of the life cycle, what stages does data mainly go through?

data collection

data storage

data management

data analysis

data presentation

Question # 7

Which of the following options is correct for the description of Compactiong?

There are two types of Minor and Major

Compation reduces the number of HFile files by merging files

CCompation reduces the number of HFile files by eliminating expired data files

Minor trigger frequency is higher than Major

Question # 8

Which of the following descriptions about the characteristics of Kafka Partition replicas is correct?

Follower synchronizes data from Leader by pulling

The master copy is called Leader, and the slave copy is called Follower

Both consumers and producers read and write data from the Leader, and can also interact directly with the Follower

Replicas are in units of partitions. Each partition has its own slave replica of the master

Question # 9

MapReduceprocess, by default,oneEach shard is a block, andYesOneMap Tasks.

TRUE

FALSE

Question # 10

Flink supports Localt mode and Clustert mode deployment. Other modes are not supported at the moment.

True

False

Question # 11

Hardware failure is considered to be the norm, in order to solve this problem.HDFS has designed a copy mechanism. By default, a file, HDFS will save( )share?