File Info
| Exam | HCIA-Big Data V2.0 |
| Number | H13-711 |
| File Name | Huawei.H13-711.CertDumps.2020-06-07.108q.vcex |
| Size | 71 KB |
| Posted | Jun 07, 2020 |
| Download | Huawei.H13-711.CertDumps.2020-06-07.108q.vcex |
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Demo Questions
Question 1
Which resources can be managed by YARN in Hadoop?
- Memory
- CPU
- Network
- Disk space
Correct answer: AB
Question 2
Which one is not a feature of MapReduce in Hadoop?
- Easy to program
- Outstanding scalability
- Real-time computing
- High fault tolerance
Correct answer: C
Question 3
Which of the following computing tasks is MapReduce good at dealing with?
- Iterative computing
- Offline computing
- Real-time interactive computing
- Stream computing
Correct answer: B
Question 4
YARN manages cluster resources based on Resource Manager. Which of the following are main functions of YARN?
- Cluster resource scheduling
- Application program management
- Log management -- node manager
- None of the above
Correct answer: AB
Question 5
Which is the encapsulation of the YARN resources in Hadoop?
- Memory
- CPU
- Container
- Disk space
Correct answer: C
Question 6
Which of the following is the correct sequence of the resource allocation initiated by the YARN scheduler?
- Any host > Same rack > Local resources
- Any host > Local resources > Same rack
- Local resources > Same rack > Any host
- Same rack > Any host > Local resources
Correct answer: C
Question 7
Which are the main features of the YARN scheduler?
- Capacity assurance
- Flexibility
- Multi-leasing
- Dynamic update of configuration files -- FusionInsight Manager
Correct answer: ABCD
Question 8
Which parameter should you configure to set the capacity of QueueA in YARN to 30%?
- yarn.scheduler.capacity.root.QueueA.user-limit-factor
- yarn.scheduler.capacity.root.QueueA.minimum-user-limit-percent
- yarn.scheduler.capacity.root.QueueA.capacity
- yarn.scheduler.capacity.root.QueueA.state
Correct answer: C
Question 9
Which statement is incorrect if you set yarn.scheduler.capacity.root.QueueA.minimum-user-limit-percent to 50 in YARN?
- When a user submits a task, the user can use 100% of QueueA resources.
- Each user of QueueA can obtain a maximum of 50% of QueueA resources.
- If tasks of two users of QueueA are running, tasks of the third user can be executed only after the resources are released.
- Each user of QueueA obtains 50% of resources at least.
Correct answer: B
Question 10
Which of the following statements is correct about the HDFS DataNode in FusionInsight HD?
- Data validity is not checked.
- The DataNode periodically sends its block information to the NameNode.
- Blocks stored on different DataNodes must be different.
- Blocks on a DataNode can be the same.
Correct answer: B
