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Alibaba ACA-Operator Exam - Topic 5 Question 73 Discussion

Actual exam question for Alibaba's ACA-Operator exam

Question #: 73
Topic #: 5

[All ACA-Operator Questions]

Which of the following statements about ECS Snapshot is NOT correct?

AYou can manually create snapshots

BYou can create automatic snapshots

CYou can roll back a disk by using a snapshot

DYou can create an ECS instance from a snapshot

Show Suggested Answer

Suggested Answer: D

You can create a custom image from a snapshot that contains the operating system and data of an ECS instance. Then, you can use the custom image to create multiple instances that have identical application environments.

https://www.alibabacloud.com/help/doc-detail/25391.htm

by Lizbeth at Sep 17, 2024, 11:18 PM

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Tamekia

6 months ago

Wait, can you really do that? Sounds off!

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Lourdes

7 months ago

I thought you couldn't create an ECS instance from a snapshot?

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Isabella

7 months ago

Rolling back a disk using a snapshot is correct.

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Sang

7 months ago

Automatic snapshots are a thing too!

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Willetta

7 months ago

You can definitely create snapshots manually.

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Olive

8 months ago

I have a vague memory of creating an ECS instance from a snapshot, but I can't recall if that's actually allowed. Maybe D is the one that's not correct?

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Galen

8 months ago

I practiced a similar question, and I think rolling back a disk using a snapshot is definitely possible, so C seems correct.

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Blair

8 months ago

I'm not entirely sure, but I feel like automatic snapshots are a feature, so B might be right too.

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Barb

8 months ago

I think I remember that you can manually create snapshots, so A should be correct.

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Loreta

8 months ago

I'm a bit unsure about the differences between the options, I'll have to read them closely.

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Daniela

8 months ago

Okay, let me break this down step-by-step and eliminate the incorrect statements.

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Dominque

8 months ago

Hmm, I'm not too familiar with ECS Snapshots, I'll have to think this through carefully.

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Ailene

8 months ago

This question seems straightforward, I think I can handle it.

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Salley

8 months ago

I remember learning about this in class, I'm confident I can find the right answer.

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Antonio

8 months ago

I recall mentioning the checkbox in settings during my review... so maybe it is A? But I feel like there was something about the config file too... so confused!

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Alishia

2 years ago

I'm just here for the free coffee and snacks. Oh, the question? Uh, option C sounds the most wrong to me, I guess.

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Aliza

2 years ago

C) You can roll back a disk by using a snapshot

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Kallie

2 years ago

B) You can create automatic snapshots

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Willie

2 years ago

A) You can manually create snapshots

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Norah

2 years ago

Wait, you can manually create snapshots? That's just like, common sense. What else would you do, automatically create them in your sleep?

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Benton

2 years ago

Hmm, I see your point. But I still think B) is the correct answer because automatic snapshots are not supported in ECS.

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Dalene

2 years ago

I'd go with option D. You can totally create an ECS instance from a snapshot, that's like a core feature of the service.

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Leandro

2 years ago

Yeah, option D is definitely correct. You can create an ECS instance from a snapshot.

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Altha

2 years ago

Option C is incorrect too. You can roll back a disk using a snapshot.

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Julene

2 years ago

I agree, you can definitely create automatic snapshots as well.

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Cordelia

2 years ago

I think option A is not correct. You can manually create snapshots.

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Lashawn

2 years ago

I disagree, I believe the correct answer is D) You can create an ECS instance from a snapshot.

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Rosalyn

2 years ago

Hmm, I'm pretty sure you can create automatic snapshots. That's a handy feature for data backup.

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Diane

2 years ago

C) You can roll back a disk by using a snapshot

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Leslie

2 years ago

B) You can create automatic snapshots

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Krissy

2 years ago

A) You can manually create snapshots

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Benton

2 years ago

I think the correct answer is B) You can create automatic snapshots.

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Alyce

2 years ago

I think option C is incorrect. You can't roll back a disk using a snapshot, you can only restore it to a new disk.

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Micaela

2 years ago

Exactly. Snapshots are great for backup and recovery purposes.

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Sheldon

2 years ago

So, the correct statement would be that you can create an ECS instance from a snapshot.

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Loreta

2 years ago

That's correct. Snapshots are used for creating new disks or instances, not for rolling back.

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Mabel

2 years ago

I think option C is incorrect. You can't roll back a disk using a snapshot, you can only restore it to a new disk.

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