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Huawei H13-723-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Big Data Application Development Overall Guide | 15% | - FusionInsight HD architecture and components - HDFS advanced features and YARN scheduling - Big data architecture: Lambda and Kappa - Security framework: Kerberos, Ranger, ZooKeeper |
| Big Data Real-time Stream Computing Scenario-based Solution | 30% | - Kafka integration and transactions - Apache Flink: event time, windowing, state, checkpoint - Spark Structured Streaming - Flink SQL and CEP |
| Big Data Offline Batch Processing Scenario-based Solution | 25% | - Spark development: RDD, DataFrame, Catalyst, AQE - Hive development: UDF/UDAF/UDTF, ACID, optimization - Data ingestion and lakehouse formats |
| Big Data Real-time Retrieval Scenario-based Solution | 30% | - Elasticsearch, SolrCloud, CarbonData usage - Apache Phoenix SQL and indexing - GaussDB(DWS) data warehouse - HBase design, coprocessors, optimization |
Huawei HCIP-Big Data Developer Sample Questions:
In the process of Flume cascade transmission, you can use the fail over mode to transmit, so that if the Flume node of the next hop fails or the data is received abnormally, it can automatically switch to another way to continue transmission.
- A. False
- B. True
Correct Answer: B 🗳️
When a MapReduce application is executed, which of the following actions occurred before the map phase?
- A. split
- B. sort
- C. partition
- D. combine
Correct Answer: A 🗳️
For the HBase component of the FusionInsight HD platform, what attributes of the secondary index need to be defined when adding a secondary index? (multiple choice)
- A. Index column
- B. Index name
- C. The name of the column family to which the index column belongs
- D. Index column type
Correct Answer: A,B,C,D 🗳️
In a MapReduce application, the output of the map function is processed by the MapReduce framework and sent to the reduce function. This process is based on key-value pairs for sorting and grouping.
- A. False
- B. True
Correct Answer: B 🗳️
In HBase application development, when the Rowkey range and distribution of a table are known, it is recommended to pre-divide regions. After calling the following code (fragment) to pre-divide a table into regions, this table will create several regions.
//Create a table of pre-partitioned regions
byte[][] splits=new byte[4][];
splits[0] = Bytes.toBytes("A");
splits[1] = Bytes.toBytes("H");
splits[2] = Bytes.toBytes("O");
splits[3] = Bytes.toBytes("U");
admin.createTable (htd, splits);
- A. 6
- B. 3
- C. 4
- D. 5
Correct Answer: D 🗳️
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