H13-711_V3.0 Exam Dumps - HCIA-Big Data V3.0

The RegionServer is generally deployed with the NameNode of the HDFS cluster to realize the data storage function.

Data processing and computing unit of HBase

Regionserver is the data service process of HBase, responsible for processing user data read and write requests

Manage all Regions, Regions can be migrated between RegionServers

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

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

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

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

Beeline

ODBC

Restful

JDBC

machine learning, full features

Event correlation analysis behind the data

Based on massive data

based on exact samples

True

False

Download logs of all components of installed components

Download logs for a module of a single component

Download logs for the specified host

Download logs for a specified time period

AppMacter no longer starts

App Marter starts again

The task stops immediately

The task can still be run

True

False