Free Huawei H13-821_V3.0-ENU Exam Dumps Questions & Answers

When using the data replication service DRS to configure the migration task, it is necessary to check whether the data transfer server can connect to the cloud database to be migrated. This operation needs to be completed in the pre-check step

• A.  False
• B.  True

Dedicated enterprise storage service DESS is a dedicated storage service based on Huawei's enterprise storage. It can provide performance and reliability consistent with enterprise private cloud environments, and simplify the difficulty for enterprise users to deploy key applications on public clouds.

• A.  False
• B.  True

The cloud-native database MRS is one of the big data solutions provided by HUAWEI CLOUD for customers. Which of the following descriptions about IRS is wrong?

• A.  MRS provides users with a unified management platform for enterprise-level big data clusters, helping users quickly grasp the health status of services and hosts
• B.  Hadoop's distributed file system HDFS can realize reliable centralized reading and writing of large-scale data, which is very suitable for random reading and writing of small files
• C.  You can quickly migrate offline Hadoop big data platform data to the cloud through cloud data migration CDM and other products, and move customer business and data to the cloud big data service MRS at one time
• D.  MRS can connect to Kafka in real time, analyze Storm in real time, mass store Hbase and other components, and complete the process of mass data information collection, analysis and processing

High-performance computing elastic cloud servers can provide massive parallel computing resources and high-performance infrastructure services to meet the requirements of high-performance computing and other scenarios.
Which of the following descriptions about the applicable scenarios of high-performance computing ECSs are correct? (Multiple choice)

• A.  MapReduce and Hadoop market-based computing
• B.  Computing and storage systems for genetic engineering, game animation, and biopharmaceuticals
• C.  High-performance front-end clusters, Teb servers, high-performance scientific and engineering applications, advertising services, video encoding and distributed analysis
• D.  Batch workloads, high performance computing (HPC), SAP applications

In the practical guidance of microservices, () microservices can be published in gray scale.