HCNA-Big Data H13-711-ENU Practice Test Engine: Try These 500 Exam Questions
Guaranteed Success in HCNA-Big Data H13-711-ENU Exam Dumps
NEW QUESTION # 169
When installing the Streaming component of Fusioninsight HD, the Nimbus role requires how many nodes to be installed?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 170
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. The first block copy will be written to RAM_DISK, and the remaining copies will be written to DISK
- C. All 4 blocks will be written to RAM_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: C
NEW QUESTION # 171
When the Fusioninsight Manager interface shows that the Hive service status is Bad, what are the possible reasons? (Multiple choice)
- A. HDFS service is unavailable
- B. DBService is unavailable
- C. The MetaStore instance is unavailable
- D. The HBase service is unavailable
Answer: A,B,C
NEW QUESTION # 172
Which of the following is wrong understanding of the BloomFilter feature of HBase?
- A. Used to filter data
- B. It can be accurately judged that a piece of data does not exist
- C. Used to optimize random read performance
- D. It will increase storage consumption
Answer: A
NEW QUESTION # 173
In the Fusioninsight HD system, which of the following methods cannot view the results of the Loader job execution?
- A. Check through the Loader UI interface
- B. Via the YARN task Richard Suga
- C. View through NodeManager
- D. View through the Manager's alarm
Answer: C
NEW QUESTION # 174
Which of the following options in the HBase command has the worst performance
- A. Scan
- B. put
- C. list
- D. get
Answer: C
NEW QUESTION # 175
Which of the following measures are used to protect the integrity of data? (Multiple choice)
- A. Rebuild the copy data of the failed data disk
- B. Cluster data balance
- C. Metadata Reliability Assurance
- D. Safe Mode
Answer: A,B,C,D
NEW QUESTION # 176
Which of the following descriptions about Zookeeper features is wrong?
- A. Message update can only succeed or fail, there is no intermediate state.
- B. A message must be received by more than half of the servers. It will be successfully written to disk
- C. Updates sent by the client are applied in the order in which they were sent.
- D. The number of Zookeeper nodes must be an odd number.
Answer: D
NEW QUESTION # 177
Which items can Fusionlnsight Manager perform health check on? (Multiple choice)
- A. service
- B. Example
- C. role
- D. Host
Answer: A,B,C,D
NEW QUESTION # 178
Assuming that the amount of data is about 200GB, and the maximum capacity of shards is limited to 30GB, what is the maximum number of shards that should be designed?
- A. 9 or 10
- B. 3 or 4
- C. 7 or 8
- D. 5 or 6
Answer: C
NEW QUESTION # 179
What are some typical Filters included in HBase? (Multiple choice)
- A. Single Column Value Filter
- B. Row Filter
- C. Key Only Filter
- D. Filter List
Answer: A,B,C,D
NEW QUESTION # 180
YARN manages cluster resources through Resource Manager. Its main functions are? (Multiple choice)
- A. Cluster resource scheduling
- B. None of the above statements are true
- C. Log management
- D. Application Management
Answer: A,D
NEW QUESTION # 181
With the continuous increase of the volume of big data, the requirements for the physical security of data storage are getting higher and higher, and the requirements for multiple copies of data and disaster recovery mechanisms are also raised.
- A. True
- B. False
Answer: A
NEW QUESTION # 182
Which of the following options are the key features of Zookeeper? (Multiple choice)
- A. Reliability
- B. Atomicity
- C. Eventual consistency
- D. Wait for irrelevance
Answer: A,B,C,D
NEW QUESTION # 183
Which of the following can be viewed in the Loader historical job records? (Multiple choice)
- A. Job start/run time
- B. Dirty Data Links
- C. Job Status
- D. Number of Error Lines/Files
Answer: A,B,C,D
NEW QUESTION # 184
In the Spark SQL table, there are often many small files (the size is much smaller than the HDFS block size). In this case, Spark will start more Tasks to process these small files. When there is a Shuffle operation in the SQL logic, It will greatly increase the number of hash buckets, which will seriously affect performance.
- A. True
- B. False
Answer: B
NEW QUESTION # 185
What is the default Block Size of HDFS in the Fusioninsight HD system?
- A. 128M
- B. 64M
- C. 32M
- D. 256M
Answer: A
NEW QUESTION # 186
All ZooKeeper nodes can handle read requests.
- A. True
- B. False
Answer: A
NEW QUESTION # 187
Which of the following commands can clear the data of all databases under the Redis instance?
- A. flushdb
- B. dropall
- C. dropdb
- D. flushall
Answer: D
NEW QUESTION # 188
During the data collection process of Flume, which of the following options the data can be filtered and modified?
- A. Channel
- B. Interceptor
- C. Sink
- D. Channel Selector
Answer: B
NEW QUESTION # 189
Which of the following descriptions about Kafka partition offset is wrong?
- A. The position of each message in the file is called offset (offset)
- B. Uniquely mark a message
- C. Consumers track records through (offset, partition, topic)
- D. offset is a string of type String
Answer: D
NEW QUESTION # 190
The data node is the working node of HDFS. What are its functions described below? (Multiple choice)
- A. Records all operations on file creation, deletion, renaming, etc.
- B. Responsible for data storage and reading
- C. Store and retrieve data according to the scheduling of the client or the name node
- D. Periodically send the name node a list of the blocks it stores.
Answer: B,C,D
NEW QUESTION # 191
Flink is a unified computing framework combining batch processing and stream processing. Its core is a stream data processing engine for data distribution and parallel computing.
- A. True
- B. wrong
Answer: A
NEW QUESTION # 192
In the MRS cluster, which of the following components does Spark mainly interact with?
- A. Hive
- B. Yarin
- C. Zookeeper
- D. HDFS
Answer: C
NEW QUESTION # 193
......
Test Engine to Practice H13-711-ENU Test Questions: https://www.prep4sureguide.com/H13-711-ENU-prep4sure-exam-guide.html
Huawei H13-711-ENU Daily Practice Exam New 2025 Updated 500 Questions: https://drive.google.com/open?id=1j3PweOlvYJ1eam0yoLKP0Q1QOwUNlgLc