[2022年02月]更新のH13-711_V3.0-ENU試験資料Huawei学習ガイド
有効な問題最新版を試そうH13-711_V3.0-ENUテスト解釈H13-711_V3.0-ENU有効な試験ガイド
質問 237
Kafka is a high-throughput, distributed, publish-and-subscribe messaging system. Using kafka technology, a large-scale messaging system can be built on a cheap PC Server.
- A. True
- B. False
正解: A
質問 238
On the FusionInsight Manager interface, when a Kafka disk capacity shortage alarm is received, and the cause of the read alarm has been eliminated from the disk hardware failure, the system administrator needs to consider capacity expansion to solve this problem.
- A. True
- B. False
正解: A
質問 239
Which of the following are not part of the core elements of KrbServer?
- A. Kerberos KDC Client
- B. Kerberos Client
- C. Kerberos KDC Server
- D. KDC(Key Distribution Center)
正解: A
質問 240
Which of the following are enterprise-level big data application scenarios? (Multiple choice)
- A. Marketing analysis
- B. Internal operation management
- C. Customer analysis
- D. Supply chain management
正解: A,B,C,D
質問 241
Flink is a unified computing framework that combines batch processing and stream processing. Its core is a stream data processing engine for data distribution and parallel computing.
- A. True
- B. False
正解: A
質問 242
Hive supports normal views and materialized views.
- A. False
- B. True
正解: A
質問 243
Fusioninsight tool is a set of health detection tools for technical support engineers and maintenance engineers. It can check the health status of cluster-related nodes and services, discover potential problems in the cluster in advance, and generate health check reports. It is convenient for technical support engineers and maintenance engineers to quickly understand the health status of the system.
- A. True
- B. False
正解: A
質問 244
The () interface in Flink is used for stream data processing, and the () interface is used for batch processing
- A. DataBatch APl, DataStreamAPl
- B. Data Stream APl, DataSet APl
- C. BatchAPl, Stream APl
- D. Stream API, Batch API
正解: B
質問 245
Which of the following descriptions about bucketing is correct in Hive? (Multiple choice)
- A. You can specify the number of buckets when creating a table
- B. The advantage of bucketing is to obtain higher query processing efficiency and make sampling more efficient
- C. Different data can be put into different buckets according to the way of buckets
- D. Unsortable in the bucket
正解: A,B,C
質問 246
What types of data sources does Flink stream processing include? (Multiple choice)
- A. Files
- B. JDBC
- C. Socket streams
- D. Collections
正解: A,B,C,D
質問 247
Commands in Redis are case sensitive.
- A. False
- B. True
正解: A
質問 248
User authority management role-based access control (RBAC), providing visual multi-group unified cluster user authority management.
- A. True
- B. False
正解: A
質問 249
What items can Fusionlnsight Manager perform health checks on? (Multiple choice)
- A. Host
- B. Role
- C. Service
- D. Examples
正解: A,B,C,D
質問 250
In the Kafka cluster, the role of the Kafka server is:
- A. Consumer
- B. Zookeeper
- C. Broker
- D. Producer
正解: C
質問 251
In the Fusionlnsight HD cluster, there are currently 300 nodes in the cluster. If the recommended deployment scheme is adopted, which partitions will definitely not exist on the control node? (Multiple choice)
- A. /srv/Bigdata/umatnode
- B. /
- C. /srv/BigData/dbdata_om
- D. /srv/BigData
- E. /srv/Bigdata/hadoop/data5
正解: C,E
質問 252
Colocation file-level colocation realizes fast file access, avoiding a large amount of network overhead caused by data relocation.
- A. True
- B. False
正解: A
質問 253
Which of the following functions can be achieved by the kafka-cluster mirroring tool?
- A. Kafka cluster data synchronization solution
- B. Kafka single cluster data backup
- C. None of the above is correct
- D. Kafka single cluster data recovery
正解: A
質問 254
When installing the Streaming component of Fusioninsight HD, how many nodes does the Nimbus role require to installed?
- A. 0
- B. 1
- C. 2
- D. 3
正解: C
質問 255
Regarding the basic operation of Hive table building, which of the descriptions is correct?
- A. Once the table is created, you can no longer modify the column name
- B. When creating an external table, you need to specify the external keyword
- C. Once the table is created, no more new columns can be added
- D. Once the table is created, the table name cannot be modified
正解: B
質問 256
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