Get New 2022 Valid Practice To your H13-723 Exam (Updated 155 Questions)
Huawei Other Certification H13-723 Exam Practice Test Questions Dumps Bundle!
NEW QUESTION 35
When the HDFS client writes files with N copies, which of the following is correct about the writing process? (multiple choice)
- A. The first copy of the data block is prioritized on the node where the client writing the data block is located.
- B. Each DataNode can store at most 1 copy.
- C. Support multiple users to write to the same file at the same time.
- D. The copied file blocks are all stored on the same rack by default.
Answer: A,B
NEW QUESTION 36
Document is the main entity stored in the SolrColud cluster. It is the basic unit of indexing and query. It can contain one or more fields and is a set of data describing certain things. Each document must contain a uniqueKey field that can uniquely identify the document.
- A. True
- B. False
Answer: A
NEW QUESTION 37
For Spark Streaming applications, in a JVM, only one StreamingContext can be active at the same time.
- A. True
- B. False
Answer: A
NEW QUESTION 38
When developing applications in the FusionInsight HD security version, the keytab file can be used for Kerberos security authentication.
- A. True
- B. False
Answer: A
NEW QUESTION 39
In FusionInsight HD, regarding the partition function of Hive, what is wrong in the following description?
- A. The partition field should be defined when the table is created
- B. There can only be one partition field, and multi-level partitions cannot be created
- C. Using partitions can reduce the data scan range of certain queries, thereby improving query efficiency
- D. The partition field can be used as the condition of the where clause
Answer: B
NEW QUESTION 40
For the design principles of HBase rowkey, which of the following descriptions is correct? (multiple choice)
- A. The attribute value with high access weight is placed in front of RowKey
- B. Attribute values with good dispersion are placed in the second half of Rowkey
- C. The attribute value with high access weight is placed in the second half of Rowkey
- D. The attribute value with good dispersion is placed in the first half of Rowkey
Answer: A,D
NEW QUESTION 41
A certain project needs to save the online data in a certain area and search the full text whether there is any sensitive information in these online records to prevent crimes in the area.
In this scenario, which of the following is the best solution?
- A. Create an index on Solr, save the data, and return all the data when searching the full text.
- B. When storing data, create an index on Solr and store the complete data in HBasx; when querying, obtain key information of records through Solr full-text search, and obtain complete records on HBase through key information.
- C. Store data on HBase, and satisfy fuzzy matching queries through HBase's filtering features.
Answer: B
NEW QUESTION 42
In FusionInsight HD, which method of the OozieClient class will be called by the JAVA API of the Oozie client when running tasks?
- A. submit
- B. suspend
- C. getJobInfo
- D. run
Answer: D
NEW QUESTION 43
In the Hive application of FusionInsight HD, there are scenarios where the data storage file has a high compression efficiency, and most queries only involve a part of the file field. This scenario is suitable for ORC File storage.
- A. True
- B. False
Answer: A
NEW QUESTION 44
In FusionInsight HD, which of the following source types does Flume support? (multiple choice)
- A. HBase
- B. HTTP
- C. Avro
- D. Kafka
Answer: B,C,D
NEW QUESTION 45
In Kafka, which statement about Consumer is correct? (multiple choice)
- A. When multiple Consumers are configured with the same group.id, the data consumed by these Consumers will not be repeated
- B. Consumer mainly conducts data consumption
- C. The new ConsumerAPI consumption data does not need to specify the ZooKeeper address
- D. Topic needs to be specified when Consumer consumes data
Answer: A,B,C,D
NEW QUESTION 46
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. True
- B. False
Answer: A
NEW QUESTION 47
The system time of the node where the HDFS client is located must be consistent with the system time of the FusionInsight HD cluster. If there is a time difference, the time difference should be less than a few minutes?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 48
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
- C. Index name
- D. Index column type
Answer: A,B,C,D
NEW QUESTION 49
In FusionInsight HD's Hive, the user-defined UDF can have the same name as the Hive built-in UDF. In this case, the user-defined UDF will be used.
- A. True
- B. False
Answer: B
NEW QUESTION 50
Oozie's workflow.xml file is a workflow configuration file
- A. True
- B. False
Answer: A
NEW QUESTION 51
In FusionInsight HD, which of the following scenarios does Streaming apply to? (multiple choice)
- A. Offline log analysis
- B. Streaming data monitoring
- C. Traffic flow analysis
- D. Real-time access statistics of the website
Answer: B,C,D
NEW QUESTION 52
What are the several parameter setting methods for Spark applications? (multiple choices)
- A. In the application code, set through the SparkConf object
- B. When submitting the application, set it through --conf
- C. Configure in the application configuration file spark-defaults.conf
- D. In the application code, set by the setProperty method of SparkContext
Answer: A,B,C
NEW QUESTION 53
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. True
- B. False
Answer: A
NEW QUESTION 54
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