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Huawei H13-711_V3.0 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Huawei Big Data Platform & Solutions | 7% | - FusionInsight/MRS architecture and components - Typical big data solutions and use cases |
| Data Integration & Streaming | 15% | - Flume log collection architecture and configuration - Loader data migration and synchronization - Kafka message queue principles and usage |
| Big Data Industry Overview & Basic Concepts | 10% | - Huawei Kunpeng big data ecosystem - Big data application scenarios and challenges - Development trends and characteristics of big data |
| Data Warehouse & Query Engine | 18% | - Hive architecture, metastore, partitioning and bucketing - Hive execution engines: MapReduce, Tez, Spark - File formats: ORC, Parquet, SequenceFile |
| Distributed Storage & Coordination | 20% | - HDFS architecture, principles and operations - HBase architecture, data model and row-key design - ZooKeeper functions, architecture and application |
| Distributed Computing Framework | 22% | - Flink stream processing fundamentals - MapReduce programming model and workflow - YARN architecture, resource scheduling and management - Spark core concepts, RDD, DataFrame and Spark SQL |
| Security & Other Components | 8% | - Elasticsearch and Redis overview - LDAP and Kerberos authentication mechanism |
Huawei HCIA-Big Data V3.0 Sample Questions:
Select which of the following conversion rules are supported by Loader jobs? (multiple choice)
- A. Modulo conversion
- B. splice conversion
- C. Null conversion
- D. Add constant field
Correct Answer: A,B,C,D 🗳️
Hadoop's NameNode is used to store the metadata of the file system.
- A. True
- B. False
Correct Answer: A 🗳️
The HDFS data reading process includes the following steps, please choose the correct order. (Drag title) Order: ECADB
- A. 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.
- B. The client calls close. to close the input stream.
- C. If the end of the data block has been reached. Then close the connection with this DataNodel, and then re-find the next data block. until all data is read.
- D. The client calls the open method of the FileSystem instance to obtain the input stream corresponding to the file.
- E. The location where the data block corresponding to this file in NameNodel is obtained by calling NameNode remotely through RPC
Correct Answer: A,B,C,D,E 🗳️
Which of the following descriptions about Hive are correct?
- A. E for dataTL process automation
- B. supportTez, Spark and other computing engines
- C. Can query and manage petabytes of distributed data
- D. Direct access to HDFS files and HBase
Correct Answer: A,B,C,D 🗳️
In the Hadoop platform, to view the information of an application in the YARN service, what command is usually needed?
- A. container
- B. Aapplication
- C. jar
- D. application-attempt
Correct Answer: B 🗳️
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