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Last Updated: Sep 11, 2026

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Alibaba Cloud ACA-BigData1 Exam Overview:

Certification Vendor:Alibaba Cloud
Exam Name:ACA Big Data Certification Exam (ACA-BigData1)
Exam Number:ACA-BigData1
Exam Price:USD 120
Real Exam Qty:60
Related Certifications:Alibaba Cloud Certified Professional (ACP) Big Data
Passing Score:65/100
Certificate Validity Period:Not specified (commonly 2 years for Alibaba Cloud associate certifications, may vary)
Exam Duration:90 minutes
Exam Format:Multiple choice, Single choice, True/False
Available Languages:English
Recommended Training:Alibaba Cloud Big Data Training Path
Exam Registration:Alibaba Cloud Certification Portal
Sample Questions:Alibaba Cloud ACA-BigData1 Sample Questions
Exam Way:Online or onsite proctored exam via Alibaba Cloud certification platform
Pre Condition:No strict prerequisites; basic knowledge of Linux, SQL, and distributed systems recommended
Official Syllabus URL:https://www.alibabacloud.com/en/academy/certification/aca/bigdata

Alibaba Cloud ACA-BigData1 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Distributed Systems Fundamentals- Distributed computing concepts
  • 1. Distributed file systems (HDFS concepts)
    • 2. Cluster resource management (YARN)
      • 3. MapReduce fundamentals
        • 4. Coordination services (ZooKeeper)
          Topic 2: MaxCompute≈41%- Data processing and usage
          • 1. SQL operations and query optimization
            • 2. UDF, UDAF, UDTF development
              • 3. Data upload and download (Tunnel, SDKs)
                - Security and management
                • 1. Project isolation and security levels
                  • 2. Users, roles, ACL and policy authorization
                    - Core concepts
                    • 1. Projects, tables, partitions, resources, tasks
                      Topic 3: E-MapReduce (EMR)- Cluster and ecosystem components
                      • 1. Spark, Hadoop, Kafka, ZooKeeper basics
                        • 2. Cluster deployment and scaling
                          - Operations
                          • 1. Instance types and pricing models
                            • 2. Common big data application scenarios
                              Topic 4: DataWorks- Data development and orchestration
                              • 1. Scheduling and O&M monitoring
                                • 2. Data integration workflows
                                  • 3. Data Studio usage

                                    Your Alibaba Cloud ACA-BigData1 Exam Questions, Answered

                                    The Alibaba Cloud ACA-BigData1 exam, officially titled ACA Big Data Certification Exam, is the required test for earning the Alibaba Cloud Certified Associate (ACA) - Big Data certification, a credential at the Associate level. Passing it validates the skills Alibaba Cloud expects from certified professionals, and it can also support progress toward related credentials such as Alibaba Cloud Certified Professional (ACP) Big Data.

                                    The ACA-BigData1 exam includes 60 questions, and you have 90 minutes to complete it. Before exam day, divide the available time by the question count so you know the pace you need to hold, and practice flagging time-consuming items for review instead of stalling on a single question. Timed sessions in the Actualtests4sure test engine are the easiest way to build that rhythm before it counts.

                                    You need 65/100 to pass the ACA-BigData1 exam, and the official registration fee is USD 120. Keep in mind that a failed attempt means paying that fee in full again for a retake, so avoid booking your seat on a hunch. Work through the Actualtests4sure practice test until your scores sit comfortably above the passing requirement before you schedule the exam.

                                    Alibaba Cloud asks candidates to meet the following requirement before registering: No strict prerequisites; basic knowledge of Linux, SQL, and distributed systems recommended. Exam policies do change, so confirm the latest details on the official exam page at https://www.alibabacloud.com/en/academy/certification/aca/bigdata before you book.

                                    You can book your seat through the official registration channels below:

                                    The ACA-BigData1 exam is delivered in the following format: Online or onsite proctored exam via Alibaba Cloud certification platform.

                                    Alibaba Cloud recommends the following official training for this exam:

                                    A course builds the theory; practice turns it into exam-day performance. Once you finish a class, the 77 practice questions from Actualtests4sure show you how the same knowledge appears in exam-style items.

                                    Yes. Actualtests4sure offers a free PDF demo of the Alibaba Cloud ACA Big Data Certification practice questions, so you can judge the quality and format before purchasing. After you buy, your purchase includes 365 days of free updates; if the product expires after that period, you can extend the update service at a 50% discount from your member zone.

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                                    The Alibaba Cloud ACA Big Data Certification exam is organized into 4 major domains. Some of the key domains include:

                                    • E-MapReduce (EMR)
                                    • DataWorks
                                    • Distributed Systems Fundamentals

                                    Scroll up to the Exam Topics section for the complete breakdown, and use it to plan how much study time each domain deserves.

                                    Alibaba Cloud ACA Big Data Certification Sample Questions:

                                    Question #1

                                    The FTP data source in DataWorks allows you to read/write data to FTP, and supports configuring synchronization tasks in wizard and script mode.
                                    Score 1

                                    • A. True
                                    • B. False
                                    Answer: A
                                    Question #2

                                    Where is the meta data (e.g.,table schemas) in Hive?

                                    • A. Stored in ZooKeeper
                                    • B. Stored as metadata on the NameNode
                                    • C. Stored along with the data in HDFS
                                    • D. Stored in the RDBMS like MySQL
                                    Answer: D
                                    Question #3

                                    You are working on a project where you need to chain together MapReduce, Hive jobs.
                                    You also need the ability to use forks, decision points, and path joins. Which ecosystem project should you use to perform these actions?

                                    • A. Apache HUE
                                    • B. Apache Zookeeper
                                    • C. Apache Oozie
                                    • D. Apache Spark
                                    Answer: C
                                    Question #4

                                    Alibaba Cloud Quick BI reporting tools support a variety of data sources, facilitating users to analyze and present their data from different data sources. ______ is not supported as a data source yet.
                                    Score 2

                                    • A. Local Excel files
                                    • B. MySQL RDS
                                    • C. Results returned from the API
                                    • D. MaxCompute
                                    Answer: C
                                    Question #5

                                    In each release of E-MapReduce, the software and software version are flexible. You can select multiple software versions.
                                    Score 1

                                    • A. True
                                    • B. False
                                    Answer: B

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