[2025] Practice with these H13-711-ENU dumps Certification Sample Questions
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NEW QUESTION # 24
Which of the following commands deletes files?
- A. dfs -del
- B. dfs -clear
- C. dfs -Is
- D. dfs -rm
Answer: D
NEW QUESTION # 25
Huawei Fusioninsight HD is the first big data platform in China that complies with the national financial level protection. What are the following aspects of its security?
- A. System Security
- B. Authority authentication
- C. All of the above are correct
- D. Data Security
Answer: C
NEW QUESTION # 26
Which of the following statements about the HBase secondary index is correct?
- A. At this time, the new rowkey is listed, and the original rowkey becomes the value
- B. The secondary index was queried twice
- C. All of the above are correct
- D. The secondary index associates the column to be searched with the rowkey into an index table
Answer: C
NEW QUESTION # 27
HBase's BloomFilter is used to filter data.
- A. False
- B. True
Answer: A
NEW QUESTION # 28
If there are only Default, QueueA, and QueueB subqueues in the YARNU group, then it is allowed to set their capacities to 60%, 25%, and 22% respectively.
- A. False
- B. True
Answer: A
NEW QUESTION # 29
Flume supports monitoring and transferring new files in the directory, which can realize data transfer. Which type of source is described above?
- A. spooling directory source
- B. http source
- C. syslog source
- D. exec source
Answer: A
NEW QUESTION # 30
A user needs to build a 350-node FusionInsight HD cluster, which planning scheme is the best?
- A. Deployment of management nodes, control nodes, and data nodes in one, Layer 2 networking
- B. Management nodes, control nodes, and data nodes are deployed independently, three-tier networking
- C. Integrated deployment of management nodes and data nodes, independent deployment of control nodes, and Layer 2 networking
- D. Integrated deployment of management nodes and control nodes, independent deployment of data nodes, and Layer 2 networking
Answer: B
NEW QUESTION # 31
The following figure shows the configuration of HDFS hierarchical storage. If the number of copies of the block is 4, which of the following statements is wrong?
- A. If the first block copy fails to write to RAM_DISK, try to write to the storage type specified in the "alternative storage strategy"
- B. All 4 blocks will be written to RAM_DISK
- C. The first block copy will be written to RAM_DISK, and the remaining copies will be written to DISK
- D. If writing to other replicas other than the first replica fails, try to write to the storage type specified in "Alternative Storage Policy for Replicas"
Answer: B
NEW QUESTION # 32
The storage formats supported by Hive include? (Multiple choice)
- A. RCFile
- B. Parquet
- C. SequenceFile
- D. TextFile
Answer: A,B,C,D
NEW QUESTION # 33
Fusioninsight HD system audit log is unavailable to record which of the following operations?
- A. Delete service instance
- B. Start and stop the service instance
- C. Query History Monitoring
- D. Clear warnings manually
Answer: C
NEW QUESTION # 34
The capacity scheduler is allocating resources. There are two queues Q1 and Q2 at the same level, both of which have a capacity of 30, of which 8 have been used by Q1 and 14 have been used by Q2, and resources will be allocated to Q1 first.
- A. True
- B. False
Answer: A
NEW QUESTION # 35
In the Fusioninsight product, which of the following descriptions about the kafka topic is wrong?
- A. The number of partitions of Topic can be configured at the time of creation
- B. The storage level of each Partition corresponds to a log file, and all information data is recorded in the log file
- C. Each Topic can only be divided into one partition (area)
- D. Each message published to Kafka has a category. This category is called Topic, which can also be understood as a queue for storing messages.
Answer: C
NEW QUESTION # 36
In the copy placement strategy of HDFS, what is the distance between different servers in the same rack?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 37
Which of the following statements about CarbonData in Fusioninsight is correct? (Multiple choice)
- A. Carbon uses a combination of lightweight compression and heavyweight compression to compress data, which can reduce data storage space by 60%-80%, greatly saving hardware storage costs.
- B. carbon is a new Apache Hadoop native file format that uses advanced columnar storage, indexing, compression, and encoding technologies to improve computing efficiency, helping to accelerate data queries exceeding the order of magnitude of PB, and can be used for faster interactions Inquire.
- C. The purpose of using carbon is to provide ultra-fast response to big data ad hoc queries.
- D. Carbon is also a high-performance analysis engine that integrates data sources with spark.
Answer: A,B,C,D
NEW QUESTION # 38
Among the Fusionlnsight HD products, which statement about the Kafka component is correct? (Multiple choice)
- A. Kafka installation and operation log save path is /srv/Bigdata/kafka
- B. When deleting a topic, you must ensure that the Kafka service configuration delete.topic.enable is configured as true
- C. Must use admin user or Kafka admin group user to create Topic
- D. The unavailability of the ZooKeeper service will cause the unavailability of the Kafka service
Answer: B,C,D
NEW QUESTION # 39
Synchronize data between partition replication in Kafka. Copying data from the leader of the partition to the follower requires a thread (replicationFetcherThread), and the follower (a follower is equivalent to a consumer) actively pulls messages from the leader in batches, which greatly improves the throughput.
- A. True
- B. False
Answer: A
NEW QUESTION # 40
Which of the following statements about Huawei's big data solutions is correct? (Multiple choice)
- A. GaussDB is an open source database product
- B. Farmer is a data service framework
- C. Fusioninsight HD is an enhanced version based on open source big data software Hadoop
- D. Fusioninsight Manager is a distributed system management framework, administrators can control distributed clusters through multiple access points
Answer: A,B,C,D
NEW QUESTION # 41
Which of the following descriptions about the characteristics of Zookeeper is wrong?
- A. If a message is received by more than half of the servers, it will be successfully written to the disk
- B. Message updates can only succeed or fail, there is no intermediate state
- C. Updates sent by the client are applied in the order they were sent
- D. The number of Zookeeper nodes must be an odd number
Answer: D
NEW QUESTION # 42
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