Huawei H13-723-ENU HCIP-Big Data Developer Online Training
Huawei H13-723-ENU Online Training
The questions for H13-723-ENU were last updated at Nov 19,2024.
- Exam Code: H13-723-ENU
- Exam Name: HCIP-Big Data Developer
- Certification Provider: Huawei
- Latest update: Nov 19,2024
In the implementation of the business logic of HBase writing data, which of the following interfaces or classes does not need to be involved?
- A . Put
- B . HTable
- C . HBaseAdmin
- D . PutList
In MapReduce application development, which of the following JAVA classes is responsible for managing and running a computing task?
- A . lob
- B . Context
- C . FileSystem
- D . Configuration
In FusionInsight HD, Oozie needs to upload the configuration files and jar packages that the job relies on to HDFS before submitting the job
- A . True
- B . False
In the Fusioninsight HD product, what is wrong about the Kafka secure and non-secure port description?
(Note: The old API refers to the old Producer API and the old Consumer API. Among them, the old Consumer API: refers to the interface defined in kafka.consumer.ConsumerConnector; the old Producer API: refers to the interface defined in kafka.producer.Producer.)
- A . Kafka cluster security access port defaults to 21007, non-secure access port defaults to 21005.
- B . The premise for the old API to access a topic through port 21005 is that the server parameter allow.everyone.if.no.acl.found is set to true, and the topic does not have ACL attributes set
- C . The old API only supports access to port 21005; the new API is compatible with access to non-secure port 21005 and secure port 21007.
- D . For topics with ACL set, you can use the old API to connect to port 21005 for access.
Which of the following methods can generate DStream objects?
- A . KafkaUtils.createStream(…)
- B . KafkaUtils.createDirectStream(…)
- C . StreamingContext.socketStream(..)
- D . StreamingContext.fileStream(…)
Regarding the file format provided by Hive in the FusionInsight HD system, which is not a columnar file?
- A . CRC
- B . Parquet
- C . RCFile
- D . TextFiIe
In FusionInsight HD, for the creation and read-write permissions of various resources in Solr, which of the following statements is wrong?
- A . Solr user group users can create a configuration set and specify the configuration set when creating a Collection
- B . Users of the Solr user group can create Collection
- C . Collection creator, role with read and write access to the collection, and Solr admin role can update the collection
- D . Only the collection creator and Solr admin roles can delete a collection
In Spark, which of the following is the operator that takes the intersection of the DataFrame?
- A . filter (condifionExpr: String): DataFrame
- B . join (right: DataFrame, join Exprs: Column): DataFrame
- C . intersect (other: Data Fra me): Data Fra me
- D . dropDuplicates():DataFrame
To create a table through HBase’s createTable method, what parameters must be passed in?
- A . Table name
- B . Table names and columns
- C . Table name and column family
- D . Can be empty
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 . 5
- B . 10
- C . 20
- D . 30
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