H13-711-ENU無料問題集「Huawei HCIA-Big Data(Huawei Certified ICT Associate-Big Data)」

質問 1

What is the default resource scheduler for queues in YARN?

（A）Capacity Scheduler

（B）FIFO scheduler

（C）Fair Scheduler

（D）All of the above are correct

正解：A 解答を投票する

質問 2

Which parameter needs to be configured to set the maximum amount of resources used by queue QueueA in YARN?

（A）yarn.scheduler.capacity.root.Queueuser-limit-factor

（B）yarn.scheduler.capacity.root.QueueA.minimum-user-limit-percent

（C）yarn.scheduler.capacity.root.QueueA.maximum-capacity

（D）yarn.scheduler.capacity.root.QueueA.state

正解：C 解答を投票する

質問 3

In the Fusioninsight Hadoop cluster, through df-hT query on a certain node, the partitions seen include the following:
/var/log
/srv/BigData
/srv/BigData/hadoop/data5
/srv/BigData/solr/solrserver3
/srv/BigData/dbdataom
What is the planning combination of the optimal Raid level for the disks corresponding to these partitions?

（A）Raid0 Raid0 Raid0 Raid0 Raid0

（B）Non-Raid Non-Raid Non-Raid Non-Raid Raid1

（C）Raid0 Raid1 Raid0 Non-Raid1

（D）Raid1 Raid1 Non-Raid Non-Raid Raid1

正解：D 解答を投票する

質問 4

Hive does not support the timeout retry mechanism.

（A）False

（B）True

正解：A 解答を投票する

質問 5

When deploying HBase in a Fusioninsight HD cluster with N nodes, it is recommended to deploy _____ HMaster processes and _ _____ RegionServer processes.

（A）N, N

（B）3, N

（C）2, N

（D）2,2

正解：C 解答を投票する

質問 6

Normally, tables stored in text files in Hive use carriage returns as their line separators. In Huawei Fusioninsight Hive, you can specify the input and output format processing classes for table data.

（A）wrong

（B）True

正解：B 解答を投票する

質問 7

The process of OpenScanner in HBase will create two different Scanners to read the data of HFile and MemStore. The Scanner corresponding to HFile is StoreFileScanner, and the Scanner corresponding to MemStore is MemStoreScanner.

（A）wrong

（B）True

正解：B 解答を投票する

質問 8

Which of the following can be viewed in the Loader historical job records? (Multiple choice)

（A）Number of Error Lines/Files

（B）Job Status

（C）Job start/run time

（D）Dirty Data Links

正解：A、B、C、D 解答を投票する

質問 9

What is the index name of ElasticSearch?

（A）ddcvc

（B）logstash-2020.01.17

（C）doc

（D）3sDqsm8Bu-kTplz0jqhL

正解：B 解答を投票する

質問 10

Which of the following statements about the Ldap Server organizational model is correct? (Multiple choice)

（A）Each node in the LDAP Server directory tree is called an entry and has its own unique and distinguishable name DN (Distinguished Name).

（B）Specific objects cannot be defined under organizational units.

（C）The root of the LDAP Server directory tree generally defines the domain name DC (Domain Component).

（D）LDAP Server directory information is organized and stored based on a tree structure.

正解：A、C、D 解答を投票する

質問 11

In the MRS platform, which component does the Flume data flow not need to pass through in the node?

（A）Topic

（B）Sink

（C）Channel

（D）Source

正解：A 解答を投票する

質問 12

Which of the following statements about Fusioninsight HBase visual modeling is correct? (Multiple choice)

（A）Visual modeling helps DBAs to model and design, lowering the threshold for using HBase

（B）Realize the division of labor: DBAs focus on data table modeling, developers focus on user table names and columns used

（C）Qualifier HBase column: each column represents a certain attribute of business data

（D）Column user table column: each column represents a KeyValue

正解：A、B、C 解答を投票する

質問 13

Kerberos can only provide security authentication for services in the cluster.

（A）False

（B）True

正解：A 解答を投票する

質問 14

ElasticSearch can be used as a relational database similar to MySQL.

（A）False

（B）True

正解：A 解答を投票する

H13-711-ENU 無料問題集「Huawei HCIA-Big Data(Huawei Certified ICT Associate-Big Data)」

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