Ultimate Guide to H13-711-ENU Dumps - Enhance Your Future Career Now [Q189-Q211] : Testking Free Dumps : http://blog.testkingfree.com

NO.189 Which service process is the Region of HBase managed by?

DataNodes

ZooKeeper

HMaster

HRegionServer

NO.190 Among the following options, which one is a key feature of the HDFS architecture? (Multiple choice)

Robust mechanisms

Multimodal Access Mechanisms

HA high reliability

Metadata persistence mechanism

NO.191 From the point of view of the life cycle, what are the main stages of data? (Multiple choice)

Data collection

Data Storage

Data management

Data Analysis

Data Presentation

NO.192 YRAN’s label-based scheduling, which of the following options is used for labeling?

APPMaster

Resource Manager

Container

Node Manager

NO.193 Which of the following are the characteristics of ElasticSearch? (Multiple choice)

High scalability

High fault tolerance

High reliability

high performance

NO.194 Which of the following is not a state store supported by Flink?

FsStateBackend

RocksDBStateBackend

MemoryStateBackend

FileStateBackend

NO.195 Regarding the task selection of the capacity scheduler, which of the following statements is correct?

Minimum queue level first

Resource reclamation request queue priority

Maximum Queue Level Priority

The queue with the lowest resource utilization is given priority

NO.196 Which of the following options does the type of time operation supported by Flink include? (Multiple choice)

End time

Processing time

Acquisition time

Event time

NO.197 Which of the following descriptions about Hive features is wrong?

Flexible and convenient ETL

Only supports MapReduce computing engine

Can directly access HDFS files and HBase

Easy to use and easy to program

NO.198 What are the main functions of Fusioninsight Manager? (Multiple choice)

Security management

Data Integration

System plumbing

Service Governance

NO.199 Which of the following descriptions about HBase’s file storage module (HBase FileStream, HFS for short) is correct? (Multiple choice)

Applied to the upper layer of Fusioninsight HD

HFS encapsulates the interface between HBase and HDFS

Provide functions such as file storage, reading, and deletion for upper-layer applications

HFS is an independent module of HBase

NO.200 Which two roles are responsible for the active and standby state management of the NameNode node and the merging of metadata files in HDFS?

ZKFC and Standby NameNode

Active NameNode and Standby NameNode

ZKFC and master NameNode

Primary NameNode and JournalNode

NO.201 On the Fusioninsight Manager interface, when a Kafka disk capacity insufficient alarm is received, and the cause of the alarm has been ruled out as a hard disk hardware failure, the system administrator needs to consider expanding the capacity to solve this problem

True

wrong

NO.202 The HDFS data reading process includes the following steps, please select the correct order.

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

The client calls close to close the input stream

Obtain the storage location of the data block corresponding to this file in NameNode by calling NameNode remotely through RPC

If the end of the data block has been reached, then close the connection to the DataNode, and then search for the next data block again until all the data is read

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

NO.203 Which of the following descriptions about the key features of Flink is wrong?

Compared with Flink, SparkStreaming has lower latency

The Flink stream processing engine can provide support for both stream processing and batch processing applications

Compared with Streaming in FusionInght HD, Flink has higher throughput

checkpoint implements Flink’s fault tolerance

NO.204 server.channels.ch1.transactioncapacity indicates the transaction size, that is, the number of events that the current channel supports transaction processing, which can be set to the same size as the batch size of the source, but cannot be smaller than the batch size.

True

False

NO.205 YARN manages cluster resources through Resource Manager. Its main functions are? (Multiple choice)

Cluster resource scheduling

Application Management

Log management

None of the above statements are true

NO.206 HiveServer compiles and parses HQL statements submitted by users into corresponding Yarn tasks, Spark tasks, or HDPS operations, thereby completing data extraction, conversion, and analysis.

True

False

NO.207 In the Flink technical architecture, which of the following is the computing engine for stream processing and batch processing?

Standalone

Runtime

DataStream

FlinkCore

NO.208 Provide enterprise-level metadata management under the DGC platform architecture. Data asset management is visualized and supports drilling and traceability. Through the data map, which module can realize the data lineage and data panorama visualization of data assets, and provide data intelligent search and operation monitoring?

Data development

Data asset management

Specification design

Data Integration

NO.209 Which statement about worker (work process), Executor (thread), and task (task) is correct?

Each Executor (thread) can run a task (task)

Each Executor (thread) can run tasks (tasks) of different components (spout or bolt)

Each worker can run multiple Executors (threads)

Each worker can only run Executor (thread) for one topology

NO.210 Which configuration does Fusioninsight Manager user rights management not support?

Assign roles to users

Configure permissions for roles

Configure roles for user groups

Configure permissions for user groups

NO.211 Which of the following are conversion rules supported by Loader jobs? (Multiple choice)

Modulo conversion

Null conversion

Splicing conversion

Add a constant field