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Huawei H13-711_V3.0-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Loader Data Conversion | 5% | - Loader functions and use cases - Data import/export process |
| Topic 2: Flink Stream Processing Framework | 8% | - Flink architecture and data flow model - Event time and window mechanism - Stream processing scenarios |
| Topic 3: HDFS & ZooKeeper | 12% | - ZooKeeper architecture and coordination mechanism - HDFS architecture and principles - HDFS data storage and fault tolerance |
| Topic 4: Huawei Big Data Solution | 4% | - Platform functions and industry cases - FusionInsight HD/MRS overview |
| Topic 5: Big Data Development Trend & Kunpeng Big Data Solution | 3% | - Huawei Kunpeng big data overview - Big Data industry development trends - Characteristics of big data |
| Topic 6: Hive Distributed Data Warehouse | 10% | - Hive data model and SQL - Hive architecture and components - Hive data storage and query execution |
| Topic 7: Spark Distributed Computing Framework | 12% | - Spark architecture and RDD concept - Spark SQL and Spark Streaming - Spark task scheduling and optimization |
| Topic 8: Redis In-Memory Database | 5% | - High availability and application scenarios - Data types and storage structure |
| Topic 9: MapReduce & YARN | 12% | - MapReduce programming model and workflow - YARN architecture and resource scheduling - Task execution and resource management |
| Topic 10: Elasticsearch Search Engine | 5% | - Full-text search and analysis - Architecture and indexing mechanism |
| Topic 11: Flume Log Collection | 7% | - Data collection workflow - Flume architecture and components |
| Topic 12: Kafka Messaging System | 9% | - Kafka architecture and core concepts - Message production and consumption |
| Topic 13: LDAP & Kerberos Security | 5% | - Kerberos authentication process - Unified authentication principles |
| Topic 14: HBase Distributed Database | 10% | - HBase architecture and data model - HBase read/write process - HBase table design and application scenarios |
Huawei HCIA-Big Data V3.0 Sample Questions:
1. The emergence of HFS solves the need to store a large number of small files (below 10MB) in HDFS. At the same time, it is necessary to store some mixed scenes of large files (above 10MB)
A) False
B) True
2. When the Hive service status is displayed as Bad on the Fusioninsight Manager interface, what are the possible reasons?
A) HBase service unavailable
B) MetaStore instance unavailable
C) DBService is unavailable
D) HDFS service unavailable
3. The key features of Zookeeper include which of the following options?
A) atomicity
B) wait for irrelevance
C) reliability
D) eventual consistency
4. Which of the following statements about the read/write process of the leader node of Zookeeper after receiving the data change request is correct?
A) Write to disk first, then write to memory
B) write to memory only
C) Write to memory first, then write to disk
D) Simultaneous writes to disk and memory
5. The following provides a variety of Redist optimization practices, which option is wrong?
A) Modify the minimum number of tcp connections in 1linux
B) closecloseTransparent Huge Pages
C) Modify the linux kernel memory allocation strategy or execute sysctl
D) Condensed key names and key values
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: B,C,D | Question # 3 Answer: A,B,C,D | Question # 4 Answer: A | Question # 5 Answer: A |
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