Huawei H13-711_V3.0-ENU HCIA-Big Data V3.0 Online Training
Huawei H13-711_V3.0-ENU Online Training
The questions for H13-711_V3.0-ENU were last updated at Nov 23,2024.
- Exam Code: H13-711_V3.0-ENU
- Exam Name: HCIA-Big Data V3.0
- Certification Provider: Huawei
- Latest update: Nov 23,2024
When MRS Loader creates a job, what is the role of the connector?
- A . Configure the connection method between the job and the external data source
- B . Configure the connection method between the job and the internal data source
- C . Provide optimization parameters to improve data import and export performance
- D . Make sure there is a conversion step
Which of the following descriptions about Kafka partition offset is wrong?
- A . Consumers track records through (offset, partition, topic)
- B . Uniquely mark a message
- C . offset is a string of type String
- D . The position of each message in the file is called offset (offset)
Which application scenarios are HBase not suitable for?
- A . High throughput application scenarios
- B . Application scenarios that require full ACID characteristics
- C . Semi-structured data application scenarios
- D . Massive data (TB, PB) application scenarios
Among Fusioninsight HD products, which statement about Kafka is wrong?
- A . Kafka strongly depends on Zookeeper
- B . The number of instances deployed by Kafka must not be less than 2
- C . The Kafka server can generate messages
- D . Consumer acts as Kafka’s client role to consume messages
In the operation process of Flink, the role responsible for applying for resources is?
- A . Resource Manager
- B . Job Manager
- C . Client
- D . Task Manager
Regarding the comparison between Hive and traditional data warehouses, which of the following descriptions is wrong?
- A . Hive metadata storage is independent of data storage, thereby decoupling metadata and data, with high flexibility, while traditional data warehouses have single data applications and low flexibility
- B . Hive is based on HDFS storage, theoretically, the storage capacity can be expanded infinitely, while the storage capacity of traditional data warehouses will have an upper limit
- C . Since Hive data is stored in HDFS, it can guarantee high fault tolerance and high reliability of data
- D . Since Hive is based on a big data platform, the query efficiency is faster than traditional data warehouses
What is the default resource scheduler for queues in YARN?
- A . FIFO scheduler
- B . Capacity Scheduler
- C . Fair Scheduler
- D . All of the above are correct
In Hadoop, if yarn.scheduler.capacity.root.QueueA.minimum-user-limit-percent is set to 50, which of the following statements is wrong?
- A . A user submitting a task can use 100% of QueueA’s resources
- B . Each user in QueueA can only get up to 50% of the resources
- C . If there are already 2 user tasks running in QueueA, the task submitted by the third user needs to wait for the release of resources
- D . QueueA must guarantee that each user gets at least 50% of the resources
What is the file format of data storage in HBase?
- A . HFile
- B . HLog
- C . TextFile
- D . SequenceFile
Which of the following descriptions about Hive log collection on the Fusioninsight Manager interface is wrong?
- A . Specific users can be designated for log collection, for example, only the logs generated by UserA are downloaded.
- B . You can specify a time period for log collection, for example, only collect logs from 2016-1-1 to 2016-1-10.
- C . You can specify an instance for log collection, such as specifying to collect metstore logs.
- D . You can specify the node IP for log collection, for example, only download the logs of a certain IP.