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Huawei H13-723-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Big Data Application Development Overall Guide | 15% | - FusionInsight HD architecture and components - Security framework: Kerberos, Ranger, ZooKeeper - Big data architecture: Lambda and Kappa - HDFS advanced features and YARN scheduling |
| Topic 2: Big Data Real-time Retrieval Scenario-based Solution | 30% | - HBase design, coprocessors, optimization - Apache Phoenix SQL and indexing - Elasticsearch, SolrCloud, CarbonData usage - GaussDB(DWS) data warehouse |
| Topic 3: Big Data Offline Batch Processing Scenario-based Solution | 25% | - Hive development: UDF/UDAF/UDTF, ACID, optimization - Data ingestion and lakehouse formats - Spark development: RDD, DataFrame, Catalyst, AQE |
| Topic 4: Big Data Real-time Stream Computing Scenario-based Solution | 30% | - Apache Flink: event time, windowing, state, checkpoint - Kafka integration and transactions - Spark Structured Streaming - Flink SQL and CEP |
Huawei HCIP-Big Data Developer Sample Questions:
When indexing in Solr, which of the following code snippets can significantly improve indexing performance? (multiple choice)
- A. if (updateRequest.getDocuments().size() >= 1000) { cloudSolrClient.request (updateRequest, collName); updateRequest.clear(); }
- B. if (updateRequest.getDocumentsMap().size() >= 10000) { cloudSolrClient.request (updateRequest, collName); updateRequest.clear(); }
- C. SolrlnputDocument doc = new SolrlnputDocument(); doc.addField ("id", i.toString()); doc.addField ("name", "Zhang San" + i); doc.addField ("features", "test" + ); doc.addField ("price", (float) i * 1.01); cloudSolrClient.add (doc); cloudSolrClient.commit();
- D. lbClient.setRequestWriter (new BinaryRequestWriter());
Correct Answer: B,D 🗳️
In which of the following is the MapReduce task finally executed?
- A. NodeManager
- B. container
- C. ResourceManager
- D. AppMaster
Correct Answer: B 🗳️
Regarding the disaster tolerance of Streaming, which of the following statements is correct? (multiple choice)
- A. Worker can be automatically pulled up by Supervisor after abnormal exit without manual intervention.
- B. When a node fails, tasks on that node will be reassigned to other normal nodes without manual intervention.
- C. After Nimbus fails, the standby Nimbus will automatically take over, without affecting the running business.
- D. After the Supervisor process exits, it can be automatically recognized and pulled up by Nimbus without affecting the running business.
Correct Answer: A,B,C,D 🗳️
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. The name of the column family to which the index column belongs
- B. Index column type
- C. Index name
- D. Index column
Correct Answer: A,B,C,D 🗳️
Which role in Yarn manages the resources (CPU/Memory) of a single node?
- A. NodeManager
- B. Data Node
- C. ResourceManager
- D. NameNode
Correct Answer: A 🗳️
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