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Huawei H13-711_V3.0-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Security & Other Components | 8% | - LDAP and Kerberos authentication mechanism - Elasticsearch and Redis overview |
| Distributed Computing Framework | 22% | - YARN architecture, resource scheduling and management - MapReduce programming model and workflow - Flink stream processing fundamentals - Spark core concepts, RDD, DataFrame and Spark SQL |
| Data Integration & Streaming | 15% | - Kafka message queue principles and usage - Loader data migration and synchronization - Flume log collection architecture and configuration |
| Big Data Industry Overview & Basic Concepts | 10% | - Big data application scenarios and challenges - Huawei Kunpeng big data ecosystem - Development trends and characteristics of big data |
| Data Warehouse & Query Engine | 18% | - File formats: ORC, Parquet, SequenceFile - Hive architecture, metastore, partitioning and bucketing - Hive execution engines: MapReduce, Tez, Spark |
| Huawei Big Data Platform & Solutions | 7% | - Typical big data solutions and use cases - FusionInsight/MRS architecture and components |
| Distributed Storage & Coordination | 20% | - ZooKeeper functions, architecture and application - HBase architecture, data model and row-key design - HDFS architecture, principles and operations |
Huawei HCIA-Big Data V3.0 Sample Questions:
Compared with the open source Sqoop, what are the enhanced features of Loader
- A. High reliability
- B. Graphical
- C. safety
- D. high performance
Correct Answer: A,B,C,D 🗳️
The following offon HDFSarity ofholding a spoontransformedProcess description,pleaseArrange from top to bottom in the correct order.
- A. to avoid?Increasing,?will be merged periodically?become new?.
- B. Saccn? ?node periodically fromMa? ?download?and?files
- C. to replace?file, and will?coincident name?make up new?and and.
- D. in HDFS Sectionformat onceRear,?will generate fs?me and?twodelivery
- E. put frimage?combine into new? ?document.
Correct Answer: A,B,C,D,E 🗳️
When a Spark application is running, if a certain task fails to run, the entire app fails to run.
- A. False
- B. True
Correct Answer: A 🗳️
Which of the following are the characteristics of Streamingl?
- A. Can do continuous query
- B. data is stored first and then calculated
- C. low latency
- D. event driven
Correct Answer: A,C,D 🗳️
Fusioninsight Hadoop:In the cluster, query through df-hT on a node. The partitions you see include the following: /var/log/srv/BigData/srv/BigData/hadoop/data5/srv/BigData/solr/solrserver3/What is the optimal RAID level planning combination for the disks corresponding to the srv/BigData/dbdadom partitions?
- A. Non-Raid Non-Raid Non-Raid Non-Raid Raid1
- B. Raido raido Raido Raido raid0
- C. Raidl Raid1 Non-RaidNon-Raid Raidl
- D. Raido Raid1 Raido Non-Raidl
Correct Answer: C 🗳️
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