Huawei HCIA-Big Data V3.0 - H13-711_V3.0-ENU FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

Which of the following descriptions about Fusioninsight CTBase is incorrect?

A. CTBase is a cluster table development framework based on HBasel B. CTBase provides a set of WebUI for metadata definition,Provides a medical-only watch design tool to reduce the difficulty of watch design C. CTBase's java API provides a set of interfaces for HBasej connection pool management. Internal connection sharing is performed to reduce the difficulty of client application development. D. CTBase's read and write data interface. It uniformly encapsulates the interface defined by the line, and automatically merges and parses cold fields without merging and interpretation in the application.

Discussion 0

Correct Answer: A Vote an answer

Question 2

In the FusionInsight cluster, which of the following components does Spark mainly interact with?

A. Zookeeper B. Hive C. HDFS D. YARN

Discussion 0

Correct Answer: A,B,C,D Vote an answer

Question 3

In the MRS interface, Loader can specify a variety of different data sources, configuration data cleaning and conversion steps, and configure cluster storage systems, etC. .

A. FALSE B. TRUE

Discussion 0

Correct Answer: B Vote an answer

Question 4

Which statement about the DataNodel of HDFS in Huawei Fusioninsight HD system is correct?

A. Does not check the validity of the data B. Blocks stored in different DataNodes must be different C. Blocks on a DataNode. can be the same D. Periodically send the block-related information of this node to the NameNode

Discussion 0

Correct Answer: D Vote an answer

Question 5

How is the HBaseM master elected?

A. HMaster is a dual-master mode and does not need to be adjudicated B. Adjudicated by RegionServer C. Adjudication via Zookeeper D. Randomly selected

Discussion 0

Correct Answer: C Vote an answer

Question 6

A typical Katka cluster contains several Producers, several Brokers, several Consumers and a ZooKeeper cluster.

A. True B. False

Discussion 0

Correct Answer: A Vote an answer

Question 7

Which of the following processing methods is unreasonable when the window has been closed and the calculation result has been produced when the delayed event occurs?

A. Treat delayed events as error messages and discard B. Reactivate closed windows and recalculate to correct results C. Collect delayed events for additional processing D. Delayed events - must not ignore calculations

Discussion 0

Correct Answer: A,B,C,D Vote an answer

Question 8

The ZKFC process is deployed on the following node in HDFS?

A. All of the above are wrong B. DataNode C. Active NameNode D. Standby NameNode

Discussion 0

Correct Answer: C,D Vote an answer

Question 9

HBase quickly determines that user data does not exist. (fill in the blank)

Discussion 0

Correct Answer:

describe

Question 10

Regarding the ControllerNodeAgent in FusionlnsightManager, which statement is correct?

A. NodeAgent accepts commands from Controller and executes specific actions B. NodeAgent is open source enhanced C. Controller must be deployed on each node D. COntroller sends heartbeat to NodeAgent every 3 seconds

Discussion 0

Correct Answer: A Vote an answer

Question 11

P? ?need? ?receive? ?Confirmation issued after? ?signal, when setting the MC?numbered?How many times means at least used? ?write?Le?, but does not require writing? ?write?

A. an?2 B. acka?1 C. an?1 D. an?0

Discussion 0

Correct Answer: C Vote an answer