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Huawei H13-711-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Flink - Stream Processing Framework | 10% | - Flink application development - Flink architecture and stream processing model |
| HDFS and ZooKeeper | 12% | - ZooKeeper principles and application scenarios - HDFS architecture and working mechanism |
| Data Integration and Security | 9% | - Loader data migration tool - LDAP and Kerberos security authentication |
| Big Data Development Trend and Kunpeng Big Data Solution | 3% | - Kunpeng big data solution overview - Big data industry development and characteristics |
| Hive - Distributed Data Warehouse | 10% | - Hive SQL and data operation - Hive architecture and data model |
| Spark - Distributed Computing Framework | 10% | - Spark RDD and DataFrame - Spark core concepts and architecture |
| Data Collection: Flume and Kafka | 12% | - Kafka message system principle and application - Flume data collection mechanism |
| MapReduce and YARN | 12% | - YARN resource management and scheduling - MapReduce programming model and execution process |
| HBase - Distributed NoSQL Database | 10% | - HBase operation and application - HBase architecture and data storage |
Huawei HCIA-Big Data(Huawei Certified ICT Associate-Big Data) Sample Questions:
1. FusionInsight HD uses the Hbase client to write 10 pieces of data in batches. A certain HRegionServer node contains two Regions of the table, namely A and B. Among the 10 pieces of data, 6 pieces belong to A and 4 pieces belong to B. Excuse me. How many RPC requests need to be sent to HRegionServer to write these 10 pieces of data?
A) 10
B) 2
C) 6
D) 1
2. Which command in Redis is to view the remaining lifetime of the key?
A) expire
B) persist
C) ttl
D) expired
3. In Hive, which of the following descriptions about bucketing is correct? (Multiple choice)
A) Data can put different data into different buckets according to the way of buckets
B) The advantage of bucketing is that it can obtain higher query processing efficiency and make sampling more efficient
C) Bucket cannot be sorted
D) You can specify the number of buckets when creating a table
4. FLINK uses the checkpoint mechanism to ensure the fault tolerance of the application program.
A) False
B) True
5. Regarding the warning of insufficient Kafka disk capacity, which of the following analysis is wrong for the possible reasons?
A) The disk configuration used to store Kafka data (such as the number and size of disks, etc.) cannot meet the current business data flow declaration, causing the disk usage to reach the upper limit
B) Broker node failure causes
C) Unreasonable business planning, resulting in uneven data distribution, causing some disks to reach the upper limit of usage
D) The data storage time is configured too long, and the data accumulation reaches the upper limit of disk usage
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: C | Question # 3 Answer: A,B,D | Question # 4 Answer: B | Question # 5 Answer: B |
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