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Huawei H13-711_V3.0 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Warehouse & Query Engine | 18% | - Hive architecture, metastore, partitioning and bucketing - File formats: ORC, Parquet, SequenceFile - Hive execution engines: MapReduce, Tez, Spark |
| Topic 2: Security & Other Components | 8% | - LDAP and Kerberos authentication mechanism - Elasticsearch and Redis overview |
| Topic 3: Distributed Storage & Coordination | 20% | - ZooKeeper functions, architecture and application - HBase architecture, data model and row-key design - HDFS architecture, principles and operations |
| Topic 4: Big Data Industry Overview & Basic Concepts | 10% | - Development trends and characteristics of big data - Big data application scenarios and challenges - Huawei Kunpeng big data ecosystem |
| Topic 5: Distributed Computing Framework | 22% | - Spark core concepts, RDD, DataFrame and Spark SQL - Flink stream processing fundamentals - YARN architecture, resource scheduling and management - MapReduce programming model and workflow |
| Topic 6: Huawei Big Data Platform & Solutions | 7% | - Typical big data solutions and use cases - FusionInsight/MRS architecture and components |
| Topic 7: Data Integration & Streaming | 15% | - Flume log collection architecture and configuration - Kafka message queue principles and usage - Loader data migration and synchronization |
Huawei HCIA-Big Data V3.0 Sample Questions:
Question 1
Which of the following options are action operators?
A. mapPartiion
B. reduce
C. reduceByKe
D. collect
Question 2
Which of the following descriptions about Hive log collection on the Fusioninsight Manager interface is incorrect?
A. You can specify an instance for log collection, for example, specify to collect metstore logs.
B. You can specify a specific user for log collection, for example, only download logs generated by UserA.
C. You can specify a time period for log collection, for example, only collect logs from 2016-1-1 to 2016-1-10.
D. The node IP can be specified for log collection, for example, only the logs of a certain IP can be downloaded.
Question 3
What methods or interfaces does Loader provide to implement job management?
A. Linuxt command line
B. WEB UI
C. Java API
D. REST interface
Question 4
Which of the following statements about Transformation in Flink is correct?
A. FlatMap can segment text
B. KeyBy is to group the source data by key,To ensure that the metadata of the same key is divided into the same group
C. The time window can be set by window
D. The Filter operation is to perform a Boolean function on each element
Question 5
To set the maximum resource usage of QueueA in YARN, which parameter needs to be configured?
A. yarn.scheduler.capacity.root.QueueA. user-limit-factor
B. yarn.scheduler.capacity.root.QueueA. maximum-capacity
C. yarn.scheduler.capacity.root.QueueA. state
D. yarn.scheduler.capacity.root.QueueA. minimum-user-limit-percent
Solutions:
| Question 1 Answer: B,D | Question 2 Answer: B | Question 3 Answer: A,B,C,D | Question 4 Answer: B,C,D | Question 5 Answer: B |
