Huawei HCIA-Big Data V3.0 - H13-711_V3.0 Exam Practice Test

A. Enhanced security

B. lower gridI0

C. to mentionHigh reliability

D. lower diskI0

A. ?Multi-branch, multi-site, multi-industry? ?,many? ?scenarios, helping customers to distribute? ?

B. open?Support a wide range of industry ecology?combine,?combination?

C. Through big data, AI, containers, microservices, edge?Computing and other innovations?Technology,? ?

D. Support the whole network? ?,? ?, applied and managed? ?same

A. Maximum queue level first

B. Resource recycling request queue priority

C. The queue with the lowest resource utilization takes precedence

D. Minimum queue level first

A. Each message published to Kafkab has a category, which is called Topic, which can also be understood as a queue for storing messages.

B. The number of Topic partitions can be configured at creation time

C. Each topic can only be divided into one partition (area)

D. The storage layer of each Partition corresponds to a log file, and the log file records all information data

A. Configuration file Check required to execute Precheck Nodes.Config

B. Cluster installation template file

C. Monitoring Alarm Threshold Profiles

D. Configuration files for HDFS and YARN

A. No expansion can be done during the observation period

B. The root account password of all hosts in the cluster must be the same

C. During the upgrade process, you cannot manually perform the active/standby OMS switchover.

D. Keep the network unblocked. Avoid abnormal upgrades due to network problems

A. update

B. delete

C. remove

D. compact

A. 2

B. 4

C. 3

D. 1

A. Term-based search

B. full-text search

C. Search based on score

D. Retrieval based on metadata

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

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

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

A. Hadoop layer

B. GaussDB 200

C. Fusiolnght Manager

D. Datafarm layer

A. Even if there are multiple Key Values with the same key value and the same Qualifier, there may be more than one. In this case, the time stamp is used to distinguish

B. The same key value key is associated with multiple values

C. KeyValuel has key information such as timestamp and type

D. Each Key Value has a Qualifier identifier

A. False

B. True

A. The client calls close. to close the input stream.

B. After obtaining this input stream, the client calls the read method to read the data. The input stream selects the nearest DataNode to establish a connection and read data.

C. The location where the data block corresponding to this file in NameNodel is obtained by calling NameNode remotely through RPC

D. The client calls the open method of the FileSystem instance to obtain the input stream corresponding to the file.

E. If the end of the data block has been reached. Then close the connection with this DataNodel, and then re-find E. a data block. until all data is read.