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Huawei H13-711_V3.0 Exam Syllabus Topics:

Huawei HCIA-Big Data V3.0 Sample Questions:

1. An Executorl of a Spark task can run multiple tasks at the same time

A) False
B) True

2. Which of the following statements about Flink barriers is wrong

A) Barriers are periodically inserted into the data flow and flow with it as part of the data flow
B) When the barrier is inserted, it will temporarily block the data flow
C) A barrier separates the snapshot data of the current cycle from the snapshot data of the next cycle
D) Barriers are at the heart of Flink snapshots

3. Huawei Fusioninsight HD is the first big data platform in China that complies with national financial and other garbage protection. What are the following aspects of its security?

A) Data Security
B) everything aboveA. True
C) Authority authentication
D) system security

4. In the task scheduling process of YARN, which of the following is the task that ApplicationMastert is responsible for?

A) Apply for and receive resources
B) Set up the running environment for the task
C) Start a Map or Reduce task
D) Allocate Container

5. Generated when RDDs have width and narrow dependencies ( ), which reduces cluster performance.

A) shuffle

Solutions: