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Huawei H13-723 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Big Data Application Development Overall Guide | 15% | - Big data scenario-based solution - Mainstream big data technologies - Big data application development |
| Big Data Offline Batch Processing Scenario-based Solution | 25% | - Offline analysis tools: SparkSQL, Loader, Sqoop, Kettle - Offline batch processing solution - Data storage and warehouse: HDFS, Hive |
| Big Data Real-time Stream Computing Scenario-based Solution | 30% | - Real-time stream computing solution - Stream processing components: Flume, Kafka, Flink, SparkStreaming, Redis |
| Big Data Real-time Retrieval Scenario-based Solution | 30% | - Distributed databases: HBase, Elasticsearch, GES - Real-time retrieval solution |
Huawei HCIP-Big Data Developer V1.0 Sample Questions:
For the design principles of HBase rowkey, which of the following descriptions is correct? (multiple choice)
- A. Attribute values with good dispersion are placed in the second half of Rowkey
- B. The attribute value with high access weight is placed in the second half of Rowkey
- C. The attribute value with good dispersion is placed in the first half of Rowkey
- D. The attribute value with high access weight is placed in front of RowKey
Correct Answer: C,D 🗳️
Use FusionInsight HD's Hive to query data. When the amount of intermediate result data to be queried is large, you can choose to compress the intermediate result data to obtain better performance.
Which of the following are the relevant parameters for Hive intermediate result compression? (multiple choice)
- A. hive.intermediate.compression.codec
- B. hive.exec.compress.intermediate
- C. hive.intermediate.compression.type
- D. hive.exec.compress.output
Correct Answer: A,B,C 🗳️
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. 5
- C. 3
- D. 4
Correct Answer: B 🗳️
In Streaming application development, which interface does Bolt use to send Tuples?
- A. execute
- B. open
- C. nextTuple
- D. emit
Correct Answer: A 🗳️
In FusionInsigt HD, the user wants to query the contents of a certain HBase table through the HBase shell operation. In this scenario, it is recommended that the administrator assign a machine-to-machine account to the user.
- A. False
- B. True
Correct Answer: A 🗳️
