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Alibaba ACA-Database Exam Questions

Exam Name: Alibaba ACA Database Exam
Exam Code: ACA-Database
Related Certification(s): Alibaba ACA Database Certification
Certification Provider: Alibaba
Actual Exam Duration: 90 Minutes
Number of ACA-Database practice questions in our database: 80 (updated: Jun. 22, 2026)
Expected ACA-Database Exam Topics, as suggested by Alibaba :
  • Topic 1: Alibaba Cloud database products portfolio/ Basic concepts of database (SQL, index, view, transaction, log, etc.)
  • Topic 2: Common operation of Alibaba Cloud database (database creation, basic operation and maintenance, monitoring, connection, etc.)
  • Topic 3: Infrastructure, core functions and application scenarios of Alibaba cloud database: Tair (Redis enterprise version) and Apsara DB for MongoDB
  • Topic 4: Database Overview/ Relational Database/ NoSQL/ Data Warehouse/ ADB database infrastructure, core functions and application scenarios
  • Topic 5: From cloud native to cloud dedicate: MyBase database dedicated cluster/ Development history and future trend of database
  • Topic 6: Core capabilities and basic operations of Alibaba Cloud database tools and utilities/ Fast construction of cloud native data
  • Topic 7: Infrastructure, core functions and application scenarios of PolarDB, which is Alibaba Cloud Native database representative/ Mainstream tools include: ADAM, DTS, DMS, DBS
  • Topic 8: DLA infrastructure, core functions and application scenarios/ Cloud database edition and engine selection how-to
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Karen Gonzalez

19 days ago
Relational database questions often present a complex SQL statement or execution plan snippet and ask you to predict output or choose the best indexing strategy. A colleague passed by drilling JOIN behaviors, normalization effects, and EXPLAIN plan interpretation so they could quickly spot inefficiencies under time pressure.
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Linda Johnson

1 month ago
The ACA Database exam felt straightforward on basics but the tricky part was choosing the right storage model between relational and NoSQL in scenario questions, I focused on practice quizzes and passed on my first try.
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Susan Miller

2 months ago
The database overview section had several scenario questions that ask you to choose an architecture based on workload patterns and tradeoffs like consistency versus availability. I cleared the ACA-Database exam and thanked Pass4Success for a focused question pack that made last-minute revision efficient.
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Ryan Nguyen

2 months ago
Honestly the most confusing part for me was interpreting query execution plans and optimizer hints on relational queries. The exam threw a scenario question and I almost misread which index applied, so practicing reading EXPLAIN outputs really helped.
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Maria White

2 months ago
Sometimes the common solutions questions ask you to justify a design decision instead of selecting a single correct option, so mentally listing pros and cons saved time.
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Daniel Nelson

1 month ago
Meanwhile the relational transaction questions that mixed isolation levels with read phenomena were confusing until I walked through a concrete example of dirty, nonrepeatable, and phantom reads.
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Justin Perez

2 months ago
Also the NoSQL section included a cluster partitioning tradeoff question that required thinking about CAP and consistency levels rather than code, and the Alibaba-style scenarios made that feel more applied.
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Adam Torres

2 months ago
Interestingly the data warehouse items on slowly changing dimensions and choosing between star and snowflake models took longer than I expected.
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Tiffany Scott

1 month ago
Personally in the ACA-Database exam I stumbled over a database ecological tools integration scenario with streaming systems, and drawing a quick flow helped me pick the right tradeoffs.
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Camellia

3 months ago
Alibaba Certified: check! Pass4Success, you're a game-changer. Your questions were exactly what I needed!
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Walker

3 months ago
pass4success practice exams are the way to go for the ACA Database Exam. Confidence is key, so trust in your abilities and you'll crush it.
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Raymon

3 months ago
I cleared the ACA Database Exam, thanks to the Pass4Success practice questions. One question that stumped me was about the architecture of data warehouses, specifically the benefits of using a distributed data warehouse over a traditional one.
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Eladia

3 months ago
I started anxious, yet Pass4Success gave me a solid roadmap and confidence through practice exams—stay persistent, you've got this.
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Shala

4 months ago
Success! ACA Database Exam done. Pass4Success, your questions were invaluable. Prepared me in no time!
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Margurite

4 months ago
Passed the Alibaba exam with flying colors! Pass4Success, your materials were spot on. Thanks for the quick prep!
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Iluminada

4 months ago
Nervous energy was real, but Pass4Success offered precise drills and progress tracking; keep practicing steadily and you'll conquer it.
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Tawny

5 months ago
The ACA’s domain-specific model questions were brutal. Pass4Success helped me map real-world constraints to the right architectures and cut confusion.
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Pete

5 months ago
Just passed the Alibaba ACA Database Exam! The Pass4Success practice questions were very helpful. There was a question about the key differences between relational databases and NoSQL databases, and I had to think about their respective advantages and disadvantages.
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Kimberely

5 months ago
Just got certified! Pass4Success's exam questions were a perfect match. Saved me weeks of studying!
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Twana

5 months ago
Aced the ACA Database Exam! Pass4Success made my prep so efficient. Grateful for their relevant practice questions!
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Valentine

6 months ago
I trembled before the exam, but Pass4Success turned practice into confidence with targeted reviews—your effort today becomes success tomorrow.
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Rodolfo

6 months ago
I struggled with the SQL optimization style questions, especially complex joins and subqueries. pass4success practice showed me how to spot inefficient patterns quickly.
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Kenneth

6 months ago
My initial nerves faded after using pass4success, which built consistency and test familiarity; keep grinding and you'll see results.
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Carolynn

6 months ago
At first I felt the jitters, yet Pass4Success guided me with clear explanations and realistic mock exams, so stay focused and you'll nail it, future candidates.
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Xenia

7 months ago
Definitely use Pass4Success to prep for the ACA Database Exam. Revising effectively is a must - don't just memorize, understand the material.
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Dick

7 months ago
Pass4Success, you rock! Your practice tests were key to my success in the Alibaba Certified exam. Thanks a bunch!
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Leonora

7 months ago
The hardest part for me was the data normalization questions—tiny edge cases in null handling kept tripping me up, but Pass4Success practice exams drilled those scenarios until I saw them coming.
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Blondell

7 months ago
Pass4Success practice tests were a game-changer for me. Staying focused on the core concepts is key to acing this exam.
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Lashaun

8 months ago
ACA Database Exam: check! Couldn't have done it without Pass4Success. Their questions were so close to the real thing!
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Shawnna

8 months ago
I was nervous at the start, but Pass4Success gave me structured practice and confidence as I practiced, and now I know future test-takers can do it too—believe in your prep and push through.
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Georgiana

8 months ago
Feeling accomplished! Passed the Alibaba Certified exam. Pass4Success, your exam prep is golden. Quick and effective!
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Corrinne

8 months ago
I passed the ACA Database Exam with the help of Pass4Success practice questions. One question that I found difficult was about the various database ecological tools provided by Alibaba Cloud, specifically the features of Data Transmission Service (DTS).
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Gwenn

9 months ago
Wow, the ACA Database Exam was tough, but I made it! Pass4Success materials were a lifesaver. Highly recommend!
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Deonna

9 months ago
Passing the ACA Database Exam was a breeze with Pass4Success practice exams. My top tip? Manage your time wisely and don't get bogged down in the details.
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Nicholle

9 months ago
Just passed the Alibaba ACA Database Exam! Thanks Pass4Success for the spot-on practice questions. Saved me so much time!
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Caren

9 months ago
I successfully passed the Alibaba ACA Database Exam, and the Pass4Success practice questions were a great help. One challenging question was about the common solutions for database performance tuning, particularly the use of indexing and query optimization techniques.
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Kallie

10 months ago
Happy to announce that I passed the ACA Database Exam! The Pass4Success practice questions were essential. There was a question about the different types of NoSQL databases, and I had to identify the best use case for a time-series database.
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Tran

10 months ago
Alibaba certified professional here! Pass4Success, you're a lifesaver for busy professionals.
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Gayla

12 months ago
Aced it! Pass4Success made Alibaba ACA Database prep efficient and effective.
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Jodi

1 year ago
Cleared the Alibaba exam! Grateful for Pass4Success's accurate study materials.
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Carin

1 year ago
ACA Database exam conquered! Pass4Success practice tests were key to my success.
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Allene

1 year ago
Alibaba certified! Pass4Success, thanks for helping me prepare in record time.
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Alisha

1 year ago
Success on the ACA Database exam! Pass4Success, your materials were worth every penny.
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Nicolette

1 year ago
Passed with flying colors! Pass4Success made Alibaba ACA Database prep a breeze.
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Hoa

1 year ago
I passed the Alibaba ACA Database Exam with the help of Pass4Success practice questions. A tricky question on the exam was about the architecture of data warehouses, specifically the differences between star and snowflake schemas.
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Nu

2 years ago
Nailed the Alibaba exam! Pass4Success questions were incredibly similar to the real thing.
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Cecil

2 years ago
I cleared the ACA Database Exam, thanks to the Pass4Success practice questions. One question that stumped me was about the key features of Alibaba Cloud's relational database services, particularly the benefits of using ApsaraDB for RDS.
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Lezlie

2 years ago
Just passed the Alibaba ACA Database Exam! The Pass4Success practice questions were invaluable. There was a question about the common solutions for database backup and recovery. I had to think about the differences between full, incremental, and differential backups.
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Yuette

2 years ago
ACA Database certification achieved! Couldn't have done it without Pass4Success practice tests.
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Lawrence

2 years ago
I passed the ACA Database Exam with the help of Pass4Success practice questions. One question that I found difficult was about the different types of NoSQL databases, specifically the advantages of using a document database over a key-value store.
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Carmelina

2 years ago
I successfully passed the Alibaba ACA Database Exam, and the Pass4Success practice questions were a big help. One challenging question was about the differences between columnar and row-based storage in data warehouses. I wasn't entirely sure which one is more efficient for analytical queries.
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Broderick

2 years ago
Phew! Made it through the Alibaba exam. Pass4Success, you're a gem for last-minute studying.
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Mollie

2 years ago
Happy to share that I passed the ACA Database Exam! The Pass4Success practice questions were crucial. There was a question on the exam about the ACID properties in relational databases. I had to recall what each letter stands for and their importance in transaction management.
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Aliza

2 years ago
I passed the Alibaba ACA Database Exam, thanks to the Pass4Success practice questions. One question that puzzled me was about the various database ecological tools available in Alibaba Cloud. Specifically, it asked about the primary functions of Data Management Service (DMS).
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Karima

2 years ago
Aced the ACA Database exam! Pass4Success materials were a lifesaver for quick prep.
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Annabelle

2 years ago
That's great to hear! Any final advice for someone taking the exam soon?
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Trinidad

2 years ago
Just cleared the ACA Database Exam! The Pass4Success practice questions were a lifesaver. There was a tricky question on the exam about the differences between OLAP and OLTP in Data Warehouses. I had to think hard about which operations are typically performed by OLAP systems.
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Claudia

2 years ago
My final advice would be to focus on hands-on experience with ApsaraDB services. The exam tests practical knowledge, so make sure you're comfortable with the Alibaba Cloud console and CLI. Good luck with your exam!
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Ernie

2 years ago
I recently passed the Alibaba ACA Database Exam, and I must say, the Pass4Success practice questions were incredibly helpful. One question that caught me off guard was about the different types of NoSQL databases and their use cases. I wasn't entirely sure about the best use case for a graph database, but I managed to get through it.
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Kallie

2 years ago
Just passed the Alibaba ACA Database exam! Thanks Pass4Success for the spot-on practice questions.
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Jamal

2 years ago
Just passed the ACA Database exam! Be prepared for questions on PolarDB clustering and high availability. Study replication modes and failover mechanisms. Thanks to Pass4Success for the spot-on practice questions that helped me ace it in no time!
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Free Alibaba ACA-Database Exam Actual Questions

Note: Premium Questions for ACA-Database were last updated On Jun. 22, 2026 (see below)

Question #1

PolarDB for MySQL uses shared distributed storage and supports dual-zone deployment by default. How many data replicas are available across the two zones?

Reveal Solution Hide Solution
Correct Answer: D

Question #2

Alibaba Cloud DTS (Data Transmission Service) can only migrate between databases that are hosted

on RDS.

Reveal Solution Hide Solution
Correct 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

Question #3

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

Reveal Solution Hide Solution
Correct Answer: C

Question #4

If a database exception occurs in a PolarDB cluster because important data is deleted by mistake, how i can data be restored?

Reveal Solution Hide Solution
Correct Answer: A

Question #5

Which of the following features determines high performance of the performance-enhanced instances of ApsaraDB for Redis Enhanced Edition (Tair)?

Reveal Solution Hide Solution
Correct Answer: C

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