[2022年更新]H13-711_V3.0.PDFの問題回答PDFサンプル問題現実的
Huawei H13-711_V3.0問題集PDFはまもなく最高のベストスコア
質問 247
Hive is a data warehouse processing tool that uses the SQL-like HiveQL language to implement data query functions. All Hive data is stored in HDFS.
- A. True
- B. False
正解: A
質問 248
In Fusionlnsight HD, which of the following components do Flink mainly interact with? (Multiple choice)
- A. zookeeper
- B. Kafka
- C. HDFS
- D. Yarn
正解: A,B,C,D
質問 249
Which of the following descriptions of data management and architecture faced by traditional enterprises is correct? (Multiple choice)
- A. Traditional databases are not suitable for processing PB of data.
- B. Traditional databases do not consider the diversity of data, and are especially compatible with structured data, unstructured data and semi-structured data.
- C. Traditional databases do not require high data processing time, while big data requires real-time data processing
- D. Mass data operation and maintenance needs to ensure data stability and support high concurrency while increasing server burden.
正解: A,B,C,D
質問 250
Which of the following options is a process that MapReduce must have? (Multiple choice)
- A. Reduce
- B. Partition
- C. Combine
- D. Map
正解: A,B,D
質問 251
In many small file scenarios, Spark will start a lot of tasks. When there is a Shuffle operation in the SQL logic, it will greatly increase the number of hash buckets, which will seriously affect performance. In Fusioninsight, for small file scenarios, the () operator is usually used to merge the partitions generated by the small files in the Table to reduce the number of partitions, to avoid generating too many hash buckets during shuffle and improve performance?
- A. group by
- B. join
- C. connect
- D. coalosce
正解: B
質問 252
In what scenarios is the MapReduce component of Hadoop good at handling computing tasks?
- A. Iterative calculation
- B. Offline calculation
- C. Streaming computing
- D. Real-time interactive computing
正解: B
質問 253
The smallest processing unit of HBase is Region, and the routing information between User Region and RegionServer is stored in Zookeeper.
- A. True
- B. False
正解: A
質問 254
There are two ways to clean up Kafka logs: delete and compact. The default value is delete.
- A. True
- B. False
正解: A
質問 255
With the continuous increase in the volume of big data, the requirements for the physical security of data storage are getting higher and higher, and higher requirements are put forward for multiple copies of data and disaster tolerance mechanisms.
- A. True
- B. False
正解: A
質問 256
What is the default block size of HDFS in Fusioninsight HD system?
- A. 32M
- B. 128M
- C. 256M
- D. 64M
正解: B
質問 257
Which module in Hadoop is responsible for HDFS data storage?
- A. ZooKeeper
- B. NameNode
- C. Data Node
- D. JobTraoker
正解: C
質問 258
MOB data in HBase is directly stored in HFile format on HDFS, and then the address information and size information of this file are stored as value on the store that manages HBase, and these files are managed centrally through tools. This can greatly reduce HBase's compression and split frequency and improve performance.
- A. True
- B. False
正解: A
質問 259
In the MRS platform, which component does the Flume data flow not need to pass through in the node?
- A. Topic
- B. Sink
- C. Channel
- D. Source
正解: A
質問 260
Which way is incorrect to load data to Hive table?
- A. Insert the result set of other tables into the Hive table
- B. Load the files in the local path directly into the Hive table
- C. Hive supports insert into a single record method, so you can insert a single record directly on the command line
- D. Load the files on HDFS into the Hive table
正解: C
質問 261
What does Fusioninsight HD HBase use by default as its underlying file storage system?
- A. Hadoop
- B. Memory
- C. MapReduce
- D. HDFS
正解: D
質問 262
......
H13-711_V3.0試験問題集（2022年最新のPDF問題集)現実的なH13-711_V3.0テストエンジン：https://jp.fast2test.com/H13-711_V3.0-premium-file.html