Huawei H13-711-ENU HCIA-Big Data(Huawei Certified ICT Associate-Big Data) Online Training
Huawei H13-711-ENU Online Training
The questions for H13-711-ENU were last updated at Nov 22,2024.
- Exam Code: H13-711-ENU
- Exam Name: HCIA-Big Data(Huawei Certified ICT Associate-Big Data)
- Certification Provider: Huawei
- Latest update: Nov 22,2024
Which of the following is the wrong statement about ZooKeeper?
- A . If ZooKeeper breaks during the synchronization message, after the fault is recovered, it can continue to synchronize according to the transmission status before the failure, that is, support the resume of the breakpoint.
- B . ZooKeeper uses a custom atomic message protocol to ensure the consistency of node data throughout the system.
- C . The ZooKeeper cluster elects the Leader role at startup.
- D . After receiving the data change request, the Leader node writes the disk first and then writes the memory.
Which of the following does not belong to the characteristics of the MapReduce component in Hadoop?
- A . Easy to program
- B . Good scalability
- C . Real-time calculation
- D . High fault tolerance
In the HDFS system, the data block is stored in multiple copies. When the data block on a node is lost, a copy of the data needs to be manually copied to the node.
- A . True
- B . False
Which of the following is the wrong description about Flink barrier?
- A . The barrier is periodically inserted into the data stream and flows as part of the data stream.
- B . The barrier is the core of the Flink snapshot.
- C . A barrier separates the data of this cycle snapshot from the data of the next cycle snapshot.
- D . When the barrier is inserted, the data stream is temporarily blocked.
Which of the following application scenarios generate data based on unstructured data? (Multiple Choice)
- A . CRM customer relationship management business
- B . Seismic surveying and mapping analysis business
- C . Taobao online payment service
- D . Financial instrument imaging business
Which of the following statement about the BloomFilter feature of HBase is incorrect?
- A . Used to filter data
- B . Used to optimize the performance of random reads
- C . Will increase the storage consumption
- D . Can accurately determine that a piece of data does not exist
In the Flink technical architecture, () is the computational engine for stream processing and batch processing.
- A . Standalone
- B . Runtime
- C . DataStream
- D . FlinkCore
The checkpoint mechanism in Flink continuously draws a snapshot of the stream application. The state snapshot of the stream application can only be saved in the HDFS file system.
- A . True
- B . False
In the Fusionlnsight HD platform, which components support table and column encryption? (Multiple Choice)
- A . HDFS
- B . HBase
- C . Hive
- D . Flink
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