Alibaba Exam ACA-Cloud1 Topic 5 Question 73 Discussion

Actual exam question for Alibaba's ACA-Cloud1 exam

Question #: 73
Topic #: 5

Alibaba Cloud Object Storage Service (OSS) is a massive, highly available, secured and cost effective storage service. One of the special characteristics of OSS is its superior data reliability, because of its underlying backup technology and policies. Which of the following statement about OSS backup is correct?

AOSS supports 3 internal data copies, so the data can be manually recovered should there be any problem.

BCustomer has to safeguard their own data. OSS provides various backup interfaces to facilitate offsite backups.

COSS leverages RAID0+1 configuration of its underlying physical hard disks. There is no impact even if 2 hard disks were to fail simultaneously.

DOSS supports 3 internal data copies, no human intervention is required to recover the data when anything goes wrong.

Show Suggested Answer

Suggested Answer: B

by Gertude at Sep 15, 2024, 06:16 AM

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Carey

2 months ago

Haha, Option B is like asking the customer to be their own IT department. OSS is supposed to handle the heavy lifting, not me!

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Ivette

2 months ago

This question is a no-brainer. Of course, Option D is the correct answer. OSS is like a data fortress - impenetrable!

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Nancey

2 months ago

Option C is interesting, but I'm not sure RAID0+1 is sufficient for the kind of data reliability OSS is known for.

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Dudley

1 months ago

Justine: That makes sense, having multiple data copies without human intervention is definitely a plus.

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Blondell

1 months ago

User 3: Maybe option D is the better choice then, with 3 internal data copies for extra security.

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Justine

1 months ago

User 2: I agree, but I'm not sure if it's enough for the high data reliability OSS offers.

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Devora

1 months ago

I think option C is pretty impressive, RAID0+1 sounds solid.

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Dalene

2 months ago

I like how OSS leverages redundant data copies to ensure data availability. Option D captures that well.

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Sanda

28 days ago

Absolutely, the reliability of OSS backup is definitely one of its strong points.

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Jacqueline

1 months ago

Yes, it's reassuring to know that the data can be recovered without human intervention if needed.

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Janae

1 months ago

I agree, having 3 internal data copies in OSS definitely adds a layer of security.

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Latrice

2 months ago

Option D seems to be the most comprehensive answer. OSS provides reliable data backup without requiring manual intervention.

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Margarita

26 days ago

User 3: It's reassuring to know that my data is automatically backed up and recoverable in case of any issues.

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Loise

29 days ago

User 2: Yes, OSS supporting 3 internal data copies without human intervention is definitely a great feature.

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Art

30 days ago

User 1: Option D seems to be the most comprehensive answer.

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Cyndy

3 months ago

I'm not sure about that. I think it's B, where customers have to safeguard their own data.

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Thaddeus

3 months ago

I agree with Jade. Having 3 internal data copies with no human intervention needed for recovery sounds reliable.

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Jade

3 months ago

I think the correct statement is D.

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