Alibaba (ACA-BigData1) Practice Q&As
Vendor: AlibabaExam Code: ACA-BigData1
Exam Name: ACA Big Data Certification Exam
Certification(s): Alibaba Cloud Certified Associate
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Verified Alibaba ACA-BigData1 Exam Actual Questions & Answers by CertsDrive
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The questions for ACA-BigData1 were last updated On May 29,2026
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Total Questions: 78
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If a MySQL database contains 100 tables, and jack wants to migrate all those tables to MaxComputeusing DataWorks Data Integration, the conventional method would require him to configure 100 datasynchronization tasks. With _______ feature in DataWorks, he can upload all tables at the same time.Score 2
Answer: 4 Next Question -
The data development mode in DataWorks has been upgraded to the three-level structurecomprising of _____, _____, and ______. (Number of correct answers: 3)Score 2
Answer: 1, 2, 4 Next Question -
Machine Learning Platform for Artificial Intelligence (PAI) node is one of the node types in DataWorksbusiness flow. It is used to call tasks created on PAI and schedule production activities based on thenode configuration. PAI nodes can be added to DataWorks only _________ .Score 2
Answer: 1 Next Question -
Resource is a particular concept of MaxCompute. If you want to use user-definedfunction UDF or MapReduce, resource is needed. For example: After you have prepared UDF, you mustupload the compiled jar package to MaxCompute as resource. Which of the following objects areMaxCompute resources? (Number of correct answers: 4)Score 2
Answer: 1, 2, 3, 5 Next Question -
In a scenario where a large enterprise plans to use MaxCompute to process and analyze its data, tensof thousands of tables and thousands of tasks are expected for this project, and a project team of 40members is responsible for the project construction and O&M. From the perspective of engineering,which of the following can considerably reduce the cost of project construction and management?Score 2
Answer: 2 Next Question -
MaxCompute SQL is suitable for processing less real-time massive data, and employs asyntax similar to that of SQL. The efficiency of data query can be improved throughcreating proper indexes in the table.
Answer: 2 Next Question -
MaxCompute Tunnel provides high concurrency data upload and download services. User can usethe Tunnel service to upload or download the data to MaxCompute. Which of the following descriptionsabout Tunnel is NOT correct:Score 2
Answer: 3 Next Question -
MaxCompute takes Project as a charged unit. The bill is charged according to three aspects: theusage of storage, computing resource, and data download respectively. You pay for compute andstorage resources by the day with no long-term commitments.Score 1
Answer: 2 Next Question -
Assume that Task 1 is configured to run at 02:00 each day. In this case, the scheduling systemautomatically generates a snapshot at the time predefined by the periodic node task at 23:30 each day.That is, the instance of Task 1 will run at 02:00 the next day. If the system detects the upstream task iscomplete, the system automatically runs the Task 1 instance at 02:00 the next day.Score 1
Answer: 1 Next Question -
commark is an open-source framework that functions on the service level to support data processingand analysis operations. Equipped with unified computing resources and data set permissions, Spark onMaxCompute allows you to submit and run jobs while using your preferred development methods.Which of the following descriptions about Spark on MaxCompute is NOT correct:Score 2
Answer: 2 Next Question
Total Questions: 78