Free ACA Big Data Certification Exam Questions and Answers
ACA Big Data Certification is one of the Alibaba tests covered here. Alibaba Cloud is mid-transition between two naming schemes: the legacy ACA, ACP and ACE codes marked associate, professional and expert, while current exams spell the level out after a job role, as in Cloud Engineer (Associate). Durations and scoring scales differ between exams rather than following one programme norm.
The first 10 questions on this page are free to read, answers included — no account and no card. A plan opens the rest of the bank, the full timed practice test and your weak-topic reporting.
Last updated: September 12, 2026
- Provider
- Alibaba
- Questions in our bank
- 1000+
- Free to read
- First 10, with answers
- Official page
- Official Exam website
- Our test mode duration & pass mark
- 130 mins · 70%
- Verified answers
- Reviewed weekly
Recommended: Switch to Test Mode to start a practice test that simulates the real exam experience.
Question #1
In a data processing pipeline, which of the following is primarily responsible for real-time data ingestion?
Please select an optionIncorrectCorrect answer: C
Kafka is used for real-time data streaming and ingestion.
Was this answer correct?Question #2
What is the primary purpose of data warehousing?
Please select an optionIncorrectCorrect answer: B
Data warehousing is designed for analysis and reporting on data.
Was this answer correct?Question #3
Which algorithm is typically used in the classification of data?
Please select an optionIncorrectCorrect answer: D
Decision Trees are commonly used for classification tasks.
Was this answer correct?Question #4
When dealing with unstructured data, which of the following would be most effective?
Please select an optionIncorrectCorrect answer: D
Data Lakes are designed to store unstructured data efficiently.
Was this answer correct?Question #5
In big data, what does the term 'velocity' refer to?
Please select an optionIncorrectCorrect answer: C
Velocity refers to the speed of data creation and processing.
Was this answer correct?Question #6
Which type of analysis focuses on understanding past trends?
Please select an optionIncorrectCorrect answer: D
Descriptive Analysis is aimed at summarizing past data trends.
Was this answer correct?Question #7
What is Hadoop often used for?
Please select an optionIncorrectCorrect answer: D
Hadoop is primarily used for batch processing of large datasets.
Was this answer correct?Question #8
Which of the following is a NoSQL database?
Please select an optionIncorrectCorrect answer: D
MongoDB is a widely used NoSQL database.
Was this answer correct?Question #9
In the context of big data, what does ETL stand for?
Please select an optionIncorrectCorrect answer: B
ETL stands for Extract, Transform, Load, a process to move data.
Was this answer correct?Question #10
What is the main functionality of Apache Spark?
Please select an optionIncorrectCorrect answer: C
Apache Spark is designed for big data processing at high speed.
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Other Alibaba certifications
- ACP Cloud Computing Certification (opens in a new tab)
- ACP Cloud Security Certification (opens in a new tab)
- ACP Container Service Certification (opens in a new tab)
- ACP Big Data Certification (opens in a new tab)
- ACE Cloud Computing Certification (opens in a new tab)
- ACP DevOps Engineer Certification (opens in a new tab)
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FAQ
Learn More: https://edu.alibabacloud.com/certification/
- Q1: What is the ACA Big Data Certification exam?
- A: ACA Big Data Certification is a Alibaba certification exam. Judging by the questions in our bank, it concentrates on hadoop, apache, processing, learning and machine.
- Q2: What topics does the ACA Big Data Certification exam cover?
- A: Questions in our ACA Big Data Certification bank cluster around hadoop, apache, processing, learning, machine and distributed. Working through the full set is the quickest way to find which of these you are weakest on.
- Q3: How should I prepare for ACA Big Data Certification?
- A: Work through the ACA Big Data Certification practice questions here, checking your answer on each one, then sit the practice test to rehearse the exam under timed conditions before the real thing.
- Q4: Are these real ACA Big Data Certification exam questions?
- A: They are drawn from officially released past questions and from community members who have sat ACA Big Data Certification. Answers are verified and updated weekly.
- Q5: Where do I register for the ACA Big Data Certification exam?
- A: Register through Alibaba directly at https://edu.alibabacloud.com/certification/. Exampractice is not affiliated with Alibaba and does not administer the exam.
- Q6: Is there a free ACA Big Data Certification sample?
- A: Yes. Every ACA Big Data Certification page shows a free sample of real questions. Upgrading opens the full bank and the practice test.
- Q7: What are Alibaba Certification Exams?
- A: Alibaba Certification Exams validate your expertise in Alibaba Cloud technologies, including cloud computing, big data, artificial intelligence, and cloud security. These certifications showcase your skills in designing, deploying, and managing solutions on the Alibaba Cloud platform.
- Q8: Why should I pursue Alibaba Certification?
- A: Alibaba Certification enhances your professional credibility, demonstrating your proficiency in Alibaba Cloud services. This can lead to better job opportunities, higher salaries, and career advancement in the cloud computing and IT industry.
- Q9: What are the benefits of Alibaba Certification?
- A: Benefits include recognition as a certified cloud professional, improved job performance, access to exclusive resources, continuing education opportunities, and staying current with the latest cloud technologies and best practices.
- Q10: Who should take Alibaba Certification Exams?
- A: IT professionals, cloud architects, developers, system administrators, and anyone involved in designing, implementing, and managing cloud solutions on Alibaba Cloud should consider these certifications to validate their expertise and advance their careers.
- Q11: What types of Alibaba Certification Exams are available?
- A: Alibaba offers various certification paths, including Alibaba Cloud Associate (ACA), Alibaba Cloud Professional (ACP), and Alibaba Cloud Expert (ACE), each tailored to specific roles and expertise levels in cloud computing.
- Q12: How do I prepare for Alibaba Certification Exams?
- A: Preparation can include official Alibaba Cloud training courses, study guides, practice exams, online tutorials, and hands-on experience with Alibaba Cloud services and solutions.
- Q13: Where can I take Alibaba Certification Exams?
- A: Alibaba Certification Exams can be taken online or at authorized testing centers worldwide, providing flexibility to fit your schedule and location.
- Q14: How do Alibaba Certifications impact my career?
- A: Alibaba Certifications significantly boost your career by demonstrating your expertise to employers, making you a more competitive candidate for advanced roles and promotions in the cloud computing and IT industry.
- Q15: Are there any prerequisites for Alibaba Certification Exams?
- A: Some exams may have prerequisites, such as foundational knowledge or prior certifications. Check the specific requirements for each certification path on the Alibaba Cloud website.
- Q16: How often do I need to recertify for Alibaba Certifications?
- A: Alibaba Certifications typically require continuing education and recertification every two years to ensure that certified professionals stay updated with the latest cloud technologies and industry practices.