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Alibaba ACA-Database Exam - Topic 1 Question 93 Discussion

Which of the following statements is NOT correct about the benefits you can gain through PolarDB?
E) locked backup
C) When you add a read-only node in an ApsaraDB for PolarDB cluster, you only need to pay for computing resources
D) Millisecond-level latency in physical replication
A) Large storage space
B) Elastic scaling within minutes

Alibaba ACA-Database Exam - Topic 1 Question 93 Discussion

Actual exam question for Alibaba's ACA-Database exam
Question #: 93
Topic #: 1
[All ACA-Database Questions]

Which of the following statements is NOT correct about the benefits you can gain through PolarDB?

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Suggested Answer: E

by Daren at Jan 28, 2026, 01:56 PM

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Luisa
3 months ago
Right! But one statement might be misleading. Let's analyze!
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Dewitt
3 months ago
I feel confident about this. PolarDB is efficient.
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Meaghan
4 months ago
Agreed! But we need to spot the false statement.
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Providencia
4 months ago
I think the question is tricky. PolarDB has many benefits.
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Gretchen
5 months ago
It supports multiple database engines, right?
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Renato
5 months ago
Wait, are the performance claims really that good?
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Emily
5 months ago
Totally agree, it's super efficient for big data!
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Giuseppe
5 months ago
I thought it was just for cloud storage?
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Yvette
5 months ago
PolarDB offers high availability and scalability.
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Stephen
6 months ago
The benefits of PolarDB are as clear as the Arctic ice caps.
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Buck
6 months ago
I thought PolarDB was for storing data about polar bears. Guess I was wrong.
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Lashawnda
6 months ago
The benefits of PolarDB are overrated. I'd rather use a traditional database.
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Belen
6 months ago
I practiced a similar question where we had to identify incorrect statements about cloud databases, and I think PolarDB has some unique advantages, but I'm confused about which ones are actually true.
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Lashawnda
6 months ago
I feel like there was something about PolarDB's compatibility with MySQL, but I can't remember if that was a benefit or a limitation.
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Kasandra
7 months ago
I remember a practice question about PolarDB's performance, but I can't recall if it mentioned anything about data security features.
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Howard
7 months ago
I think PolarDB offers scalability and high availability, but I'm not sure about the specifics of its cost benefits.
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Bettina
7 months ago
I feel pretty confident about PolarDB, so I'll read through the choices carefully and use my knowledge to eliminate the incorrect statement.
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Anissa
8 months ago
Okay, I've got a strategy for this. I'll list out the key benefits I'm aware of, then compare that to the options to find the one that doesn't fit.
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Stephen
8 months ago
Hmm, I think I have a good grasp of PolarDB's benefits, so I'll review the options and try to spot the one that doesn't align with what I know.
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Camellia
8 months ago
This seems like a tricky question. I'll need to make sure I understand the main features and advantages of PolarDB to identify the incorrect statement.
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Nickolas
8 months ago
I'm not sure how to approach this one. I'll need to carefully read through the options and think about the key benefits of PolarDB.
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Lamonica
2 months ago
Don't forget about cost efficiency!
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Noel
2 months ago
Agreed! Scalability is a big one.
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Bettina
2 months ago
I think we should focus on the main advantages first.
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