Alibaba Exam ACA-Database Topic 7 Question 37 Discussion

Actual exam question for Alibaba's ACA-Database exam

Question #: 37
Topic #: 7

How can ApsaraDB for MyBase solve problems in database security and performance interferences in the multi-tenant scenario?

AApsaraDB for MyBase supports resource over commitment.

BInstances can be migrated. You can manually migrate instances to idle hosts.

CIsolated hosts are used. A host runs only your instances and does not run instances of other users.

DApsaraDB for MyBase allows you to distribute different types of instances at a time.

Show Suggested Answer

Suggested Answer: B

https://www.alibabacloud.com/help/doc-detail/26618.htm?spm=a2c63.p38356.b99.53.1c2b1156hNo8v0

by Cyril at Feb 07, 2023, 08:59 PM

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Dwight

1 months ago

Option C is the clear choice. Isolated hosts are like having your own private database kingdom, where no one can disturb your data or hog all the resources. A true database diva's dream!

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Erasmo

1 months ago

Yeah, C is definitely the way to go. Isolated hosts are the key to avoiding those pesky performance issues and security concerns in a multi-tenant environment.

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Tyra

6 days ago

C) Isolated hosts are used. A host runs only your instances and does not run instances of other users.

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Nancey

1 months ago

Haha, option D sounds like a magical solution that would let me run everything at once! But I think C is the real winner here, with the dedicated host keeping my database secure and performing well.

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Kasandra

2 days ago

B) Instances can be migrated. You can manually migrate instances to idle hosts.

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Cathrine

3 days ago

A) ApsaraDB for MyBase supports resource over commitment.

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Joseph

21 days ago

C) Isolated hosts are used. A host runs only your instances and does not run instances of other users.

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Gwen

2 months ago

I agree, C is the correct answer. Isolated hosts provide the isolation needed in a multi-tenant scenario, so my database won't be impacted by others.

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Elvera

7 days ago

A) ApsaraDB for MyBase supports resource over commitment.

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Luis

7 days ago

That's right, with isolated hosts, my database performance won't be affected by other tenants.

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Stephania

8 days ago

C) Isolated hosts are used. A host runs only your instances and does not run instances of other users.

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Adolph

16 days ago

True, having isolated hosts and resource over commitment can really improve database security and performance in a multi-tenant setup.

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Ronald

20 days ago

I think A is also important. Resource over commitment can help optimize performance in a multi-tenant environment.

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Arleen

1 months ago

Yes, C is definitely the best option. Isolation is key in ensuring my database performance is not affected by others.

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Kassandra

2 months ago

Option C seems to be the best answer. Isolated hosts ensure that my instances are not affected by other users' activities, which is crucial for database security and performance.

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