Alibaba ACA-Database Exam - Topic 4 Question 70 Discussion

Actual exam question for Alibaba's ACA-Database exam

Question #: 70
Topic #: 4

You need to migrate a database that has a storage capacity of 50 GB to the cloud and can tolerate a service downtime of half an hour. In this case, which of the following migration methods is the optimal choice to migrate data to the cloud in terms of stability and availability?

AFull backup and incremental backup

BFull backup only

CLogical migration tools

DIncremental backup only

Show Suggested Answer

Suggested Answer: B

Alibaba Cloud Data Transmission Service (DTS) helps you migrate data between data stores, such as relational databases, NoSQL databases, and data warehouses. You can use DTS to migrate your data to Alibaba Cloud or between combinations of cloud and on-premises data systems. .

https://www.alibabacloud.com/help/doc-detail/176063.htm?spm=a2c63.p38356.b99.6.2ef8c790WL4Jku

by Mose at Sep 19, 2024, 08:58 AM

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Kayleigh

5 months ago

Full backup only seems risky, what if something goes wrong?

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Ettie

5 months ago

Wait, can you really do it in half an hour? Sounds tight!

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Shizue

5 months ago

Not so sure about that, incremental might be enough.

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Novella

5 months ago

Definitely agree, full backup is essential!

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Maile

6 months ago

I think option A is the best choice for stability.

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Noelia

6 months ago

I think the full backup only option could work well since we have a half-hour downtime window, but I’m not completely confident if it’s the optimal choice.

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Arleen

6 months ago

I’m a bit confused about whether logical migration tools would be the best choice here. They seem flexible, but I wonder about their stability compared to backups.

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Lynelle

6 months ago

I feel like we practiced a similar question, and I think incremental backups could be useful, but they might not provide the stability we need for a 50 GB database.

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Deandrea

6 months ago

I remember discussing backup strategies in class, and I think a full backup might be the safest option, but I'm not entirely sure if it’s the most efficient for this scenario.

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Aja

6 months ago

Option B, full backup only, seems like the simplest solution, but I'm worried it might take too long and exceed the half-hour downtime limit. I'll have to think this through carefully.

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Antonio

6 months ago

Hmm, I'm a bit unsure about this one. I was considering option C, the logical migration tools, but I'm not sure if that would work well with the 50GB database size and half-hour downtime requirement.

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Carylon

6 months ago

I think the best approach here is to go with option A - full backup and incremental backup. This will ensure the data is fully migrated while minimizing downtime.

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Franklyn

6 months ago

I think option A is the way to go. The full backup will get the bulk of the data migrated, and the incremental backups will help keep things up-to-date with minimal downtime. Seems like the most stable and available approach.

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Pauline

7 months ago

I practiced similar questions, and I think it might be about the type of request. "REQUEST" makes sense if we want to modify the incoming URL.

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Lazaro

11 months ago

Hmm, I'd go for the 'logical' choice here. Get it? Logical migration tools? *chuckles* Okay, I'll see myself out.

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Buck

11 months ago

I'm voting for C as well. Downtime needs to be minimal, and logical migration tools are designed to handle this kind of scenario efficiently.

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Georgeanna

10 months ago

C) Logical migration tools

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Veta

10 months ago

B) Full backup only

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Jennie

10 months ago

A) Full backup and incremental backup

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Twanna

12 months ago

Definitely go with C. Incremental backups alone won't cut it for a 50GB database, and a full backup might take too long. Logical migration tools are the way to go!

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Shenika

12 months ago

I'm torn between A and C. Full and incremental backups can provide a reliable fallback, but logical migration tools may be more efficient for a 50GB database.

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Keneth

11 months ago

That's true, but full and incremental backups can provide a reliable fallback in case of any issues.

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Myra

11 months ago

I think logical migration tools would be more efficient for a 50GB database.

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Felicitas

11 months ago

C) Logical migration tools

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Winifred

12 months ago

A) Full backup and incremental backup

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Christiane

1 year ago

Option C seems like the best choice here. Logical migration tools can help preserve the database structure and minimize downtime during the migration.

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