Buy Latest May 06, 2022 H13-723-ENU Exam Q&A PDF – One Year Free Update [Q12-Q28]

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Buy Latest May 06, 2022 H13-723-ENU Exam Q&A PDF – One Year Free Update

Download the Latest H13-723-ENU Dump – 2022 H13-723-ENU Exam Questions

NO.12 A large manufacturing company plans to transform its internal logistics data and sales data into big data. The design department has given an analysis of the data storage plan. Which of the following descriptions is correct?

HBase stores massive data and supports dynamic expansion, which can fulfill the storage requirements of logistics and sales data.

Hbase supports efficient random reading, and can complete real-time analysis and command of the logistics situation after a reasonable design.

Logistics data is very sparse, and HBase can efficiently process sparse data.

HBase can be built on ordinary commercial servers, and the construction cost is relatively low.

NO.13 What are the features of Streaming in FusionInsight HD? (multiple choice)

Stream processing

High performance

Scalable

High fault tolerance

NO.14 When a task is submitted to the YARN cluster, which of the following options will generate a job id for the task?

ResourceManager

container

AppMaster

NodeManager

NO.15 Which of the following is correct about the HDFS client’s file reading process? (multiple choice)

Download data from the nearest DataNode first.

The file data is first returned from the DataNode to the NameNode, and then sent from the NameNode to the client.

If the client and the connected DataNode fail during reading, the client will abandon the failed node and connect to the node where the other replica is located.

Support multiple clients to read the same file data from the DataNode at the same time.

NO.16 In FusionInsight HD, when using Streaming’s Linux command line mode to submit a topology, a user with Streaming submission permission needs to be used for kinit authentication

True

False

NO.17 When writing MapReduce applications, which two interfaces usually need developers to implement?

map and combine

reduce and combine

combine and sort

map and reduce

NO.18 Spark Streaming, as a stream processing engine for micro-batch processing, converts the data of each time slice into a partition in an RDD for calculation.

True

False

NO.19 For the design principles of HBase rowkey, which of the following descriptions is correct? (multiple choice)

The attribute value with high access weight is placed in front of RowKey

The attribute value with high access weight is placed in the second half of Rowkey

The attribute value with good dispersion is placed in the first half of Rowkey

Attribute values with good dispersion are placed in the second half of Rowkey

NO.20 Regarding the characteristics of the data collected by Flume, which of the following descriptions is correct?

Support distributed and streaming collection

Parallel collection with MapReduce tasks

Only structured data can be collected

Use external timing tasks to trigger data collection

NO.21 What are the several parameter setting methods for Spark applications? (multiple choices)

Configure in the application configuration file spark-defaults.conf

When submitting the application, set it through –conf

In the application code, set by the setProperty method of SparkContext

In the application code, set through the SparkConf object

NO.22 HBase filters can set column names or column values as filter conditions, and support multiple filters to be used together.

True

False

NO.23 In FusionInsight HD, which of the following source types does Flume support? (multiple choice)

Avro

HBase

Kafka

HTTP

NO.24 Which distributed computing frameworks can the Hive component of FusionInsigt HD run on? (multiple choice)

Spark

Streaming

MapReduoe

HDFS

NO.25 Regarding Streaming’s topology, what is wrong in the following description?

A Topology is a directed acyclic graph (DAG) connected by a set of Spout components and Bolt components through Stream Groupings

Topology will keep running until it is explicitly killed

Business logic is encapsulated in Topology

A Topology can only specify to start one Worker process

NO.26 In FusionInsight HD, which of the following are the configuration items of Oozie’s MapReduce Action? (multiple choice)

name-node

source

mapred.mapper.class

job-tracker

NO.27 In the FusionInsight HD HBase cluster, Table1 belongs to Namespace1, Table2 belongs to Namespace2, and Table1 has two column families, namely cf11 and cf12, and Table2 has a column family named cf21. Which of the following schemes allows user account A to be at the same time Have read and write permissions for cf11 and cf21. (Multiple choice)

Give the user account global read permission

Grant the user account Namespace1 read and write permissions

Grant the user account Table1 and Tablet2 read and write permissions

Grant the user account Namespace1 and Namespace2 read and write permissions

NO.28 There is a file test.txt in the root directory of the HDFS cluster. Which of the following commands can check the DatNode node information stored in this file?

hdfs fsck /test.txt -files

hdfs fsck /test.txt -locations

hdfs fsck /test.txt -blocks

hdfs fsck /test.txt -list -corruptfileblocks

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