[Nov 28, 2021] Free Huawei Other Certification H13-723-ENU Official Cert Guide PDF Download
Huawei H13-723-ENU Official Cert Guide PDF
NEW QUESTION 13
Regarding the file format provided by Hive in the FusionInsight HD system, which is not a columnar file?
- A. CRC
- B. RCFile
- C. TextFiIe
- D. Parquet
Answer: C
NEW QUESTION 14
In FusionInsight HD, the Streaming packaging tool is used to package the business code jar package and other dependent jar packages into a complete Streaming application jar package
- A. False
- B. True
Answer: B
NEW QUESTION 15
Because Spark is a memory-based computing engine, the amount of data that a Spars application can process cannot exceed the total memory allocated to the Spark application.
- A. False
- B. True
Answer: A
NEW QUESTION 16
In a FusionInsight HD cluster, Flume does not support writing collected data to which service in the cluster?
- A. HBase
- B. Redis
- C. HDFS
- D. Kafka
Answer: B
NEW QUESTION 17
What distributed computing framework does the FusionInsigt HD big data platform provide? (multiple choice)
- A. Spark
- B. HBase
- C. MapReduce
- D. Streaming
Answer: A,C,D
NEW QUESTION 18
Which source type does Flume support for real-time data collection?
- A. taildir
- B. JMS
- C. Log4j
- D. Thrift
Answer: A
NEW QUESTION 19
When developing applications in the FusionInsight HD security version, the keytab file can be used for Kerberos security authentication.
- A. False
- B. True
Answer: B
NEW QUESTION 20
In FusionInsight HD, if there are multiple sources in a Flume configuration file, the source names cannot be repeated.
- A. False
- B. True
Answer: B
NEW QUESTION 21
In FusionInsight HD, which of the following parameters of the Hive client are used to control reduce concurrency? (multiple choice)
- A. hive.exec.max.dynamic.partitions
- B. hive.exec.max.dynamic.partitions.pernode
- C. hive.exec.reducers.bytes.per.reducer
- D. hive.exec-ducers.max
Answer: C,D
NEW QUESTION 22
In FusionInsight HD, which parts of a complete Streaming CQL application include at least? (multiple choice)
- A. Business operation statements (such as SELECT, INSERT, JION, etc.)
- B. Create an input stream
- C. Create an output stream
- D. Application submission statement
Answer: A,B,C,D
NEW QUESTION 23
For HBase column family, which of the following attributes can be set? (multiple choice)
- A. Versions
- B. Compression
- C. TTL
- D. Coprocessor
Answer: A,B,C
NEW QUESTION 24
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 high access weight is placed in front of RowKey
- D. The attribute value with good dispersion is placed in the first half of Rowkey
Answer: C,D
NEW QUESTION 25
HDFS adopts a file access model of "write once, read many times". Therefore, it is recommended that after a file is created, written, and closed, it should not be modified.
- A. False
- B. True
Answer: B
NEW QUESTION 26
In FusionInsight HD, in which ways can I view the debugging results of Oozie jobs? (multiple choice)
- A. Use Hue's file browser to check whether the desired file is generated in the HDFS specified directory
- B. Check whether the returned result of Oozie's JAVA API meets expectations
- C. Oozie's own web interface can also view job execution results
- D. View program running results through Hue's workflow dashboard
Answer: A,B,C,D
NEW QUESTION 27
A customer has the following scenario: indexing PB-level data requires real-time indexing performance of more than 2MB/s, and supports full-text retrieval, and requires query performance to reach a second-level response.
For the above scenarios, regarding the Solr collection design, which of the following design schemes are reasonable? (multiple choices)
- A. It can be used in conjunction with HBase. Solr only builds indexes for non-RowKey fields that need to be retrieved. HBase is responsible for storing data in all fields.
- B. When creating a Collection, you can set the number of Shards to be an integer multiple of the number of SoIrServer instances to ensure that each SoIrServer instance is negatively balanced as much as possible
- C. In the configuration set, the DirectoryFactory parameter in the solrconfig.xml file can be set to org.apache.solr.core.NIOFSDirectoryFactory
- D. It can be used in conjunction with Hbase, set the uniqueKey field and HBase RowKey field to the same value, and use the implicit Router method to make the document evenly distributed to each shard
Answer: A,B,C
NEW QUESTION 28
If a user wants to develop an application to access the HBase service, he first applies for a machine-to-machine account teste1, and sets the permission to access the HBase service: then download the keytab file of the account and use the account to run the application. Subsequent business requirements for this application require access to the Hive service. After the tested user is granted access to the Hive component, the user's keytab file needs to be re-downloaded.
- A. False
- B. True
Answer: A
NEW QUESTION 29
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