Huawei Exam H13-711 Topic 1 Question 93 Discussion

Actual exam question for Huawei's H13-711 exam

Question #: 93
Topic #: 1

One of the following descriptions about the HDFS federation of the Hadoop distributed file system is correct? (Multiple choices)

AA Namespace uses a block pool to manage data blocks

BOne namespace can use multiple block pools to manage data blocks

CThe disk space of each block pool is physically shared and the logical space is isolated

DSupport NameNode / Jamespace horizontal expansion

Show Suggested Answer

Suggested Answer: A, C, D

by Sheldon at Jul 17, 2024, 10:48 AM

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Fanny

4 months ago

That's a good point, having multiple block pools could indeed improve scalability and fault tolerance.

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Cheryl

4 months ago

But wouldn't having multiple block pools provide better scalability and fault tolerance?

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Emmanuel

4 months ago

I'm not sure about that, I think it might be A) A Namespace uses a block pool to manage data blocks.

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Elbert

4 months ago

Haha, is the real answer 'E) All of the above'? Knowing Hadoop, that wouldn't surprise me!

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Casie

3 months ago

C) The disk space of each block pool is physically shared and the logical space is isolated

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Josefa

3 months ago

B) One namespace can use multiple block pools to manage data blocks

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Paola

4 months ago

A) A Namespace uses a block pool to manage data blocks

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Fanny

4 months ago

I agree with Cheryl, having multiple block pools for one namespace seems like an efficient way to manage data blocks.

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Lenita

5 months ago

A and B both sound plausible, but I'm leaning towards B since it allows for more flexibility in managing data blocks.

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Lonna

5 months ago

C makes the most sense to me. The isolation of logical space while sharing physical space is a clever way to optimize storage.

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Ora

3 months ago

A seems like a good choice too, using a block pool to manage data blocks efficiently.

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Sunny

3 months ago

I'm leaning towards D, as horizontal expansion is crucial for scalability.

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Veda

3 months ago

I think B is also a valid option, allowing multiple block pools for one namespace.

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Helga

3 months ago

I agree, C does seem like the most logical choice.

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Cheryl

5 months ago

I think the correct description is B) One namespace can use multiple block pools to manage data blocks.

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Louvenia

5 months ago

D sounds like a great feature for scalability, but I'm not sure if it's the most accurate description of HDFS federation. I'll have to research this more.

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Iesha

5 months ago

I think the correct answer is B. Having multiple block pools in one namespace seems like a good way to manage data blocks efficiently.

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Pamella

4 months ago

Yes, having multiple block pools in one namespace can definitely help with managing data blocks efficiently.

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Antonette

4 months ago

I think the correct answer is B.

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Felton

4 months ago

Yes, it allows for better organization and distribution of data blocks within the HDFS federation.

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Delsie

4 months ago

I agree, having multiple block pools can definitely help with managing data blocks effectively.

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Rossana

5 months ago

I think the correct answer is B. Having multiple block pools in one namespace seems like a good way to manage data blocks efficiently.

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