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Try Free Alibaba ACA-BIGDATA1 Questions and Answers

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Try Free Alibaba ACA-BIGDATA1 Questions and Answers

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  1. ACA-BIGDATA1 Free Questions ACA-BIGDATA1 Free Questions ACA Big Data Certification Exam ACA Big Data Certification Exam https://www.passquestion.com/ https://www.passquestion.com/ACA-BIGDATA1 ACA-BIGDATA1.html .html

  2. Question 1 Question 1 A business flow in DataWorks integrates different node task types by business type, such A business flow in DataWorks integrates different node task types by business type, such a structure a structure improves business code development facilitation. improves business code development facilitation. Which of the following descriptions about the node type is INCORRECT? Score 2 Which of the following descriptions about the node type is INCORRECT? Score 2 A. A zero-load node is a control node that does not generate any data. The virtual node is A. A zero-load node is a control node that does not generate any data. The virtual node is generally used as the root node for planning the overall node workflow. generally used as the root node for planning the overall node workflow. B. An ODPS SQL task allows you to edit and maintain the SQL code on the Web, and B. An ODPS SQL task allows you to edit and maintain the SQL code on the Web, and easily implement code runs, debug, and collaboration. easily implement code runs, debug, and collaboration. C. The PyODPS node in DataWorks can be integrated with MaxCompute Python SDK. C. The PyODPS node in DataWorks can be integrated with MaxCompute Python SDK. You can edit the Python code to operate MaxCompute on a PyODPS node in DataWorks. You can edit the Python code to operate MaxCompute on a PyODPS node in DataWorks. D. The SHELL node supports standard SHELL syntax and the interactive syntax. The D. The SHELL node supports standard SHELL syntax and the interactive syntax. The SHELL task can run on the default resource group SHELL task can run on the default resource group Answer: A Answer: A

  3. Question 2 Question 2 DataV is a powerful yet accessible data visualization tool, which features geographic information DataV is a powerful yet accessible data visualization tool, which features geographic information systems allowing for rapid interpretation of data to understand relationships, patterns, and trends. systems allowing for rapid interpretation of data to understand relationships, patterns, and trends. When a DataV screen is ready, it can embed works to the existing portal of the enterprise through When a DataV screen is ready, it can embed works to the existing portal of the enterprise through ______. ______. A. URL after the release A. URL after the release B. URL in the preview B. URL in the preview C. MD5 code obtained after the release C. MD5 code obtained after the release D. Jar package imported after the release D. Jar package imported after the release Answer: A Answer: A

  4. Question 3 Question 3 DataWorks can be used to develop and configure data sync tasks. DataWorks can be used to develop and configure data sync tasks. Which of the following statements are correct? (Number of correct answers: 3) Score 2 Which of the following statements are correct? (Number of correct answers: 3) Score 2 A. The data source configuration in the project management is required to add data source A. The data source configuration in the project management is required to add data source B. Some of the columns in source tables can be extracted to create a mapping relationship between B. Some of the columns in source tables can be extracted to create a mapping relationship between fields, and constants or variables can't be added fields, and constants or variables can't be added C. For the extraction of source data, "where" filtering clause can be referenced as the criteria of C. For the extraction of source data, "where" filtering clause can be referenced as the criteria of incremental synchronization incremental synchronization D. Clean-up rules can be set to clear or preserve existing data before data write D. Clean-up rules can be set to clear or preserve existing data before data write Answer: A,C,D Answer: A,C,D

  5. Question 4 Question 4 You are working on a project where you need to chain together MapReduce, Hive jobs. You also 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. need the ability to use forks, decision points, and path joins. Which ecosystem project should you use to perform these actions? Score 2 Which ecosystem project should you use to perform these actions? Score 2 A. Spark A. Spark B. HUE B. HUE C. Zookeeper C. Zookeeper D. Oozie D. Oozie Answer: A Answer: A

  6. Question 5 Question 5 MaxCompute supports two kinds of charging methods: Pay-As-You-Go and Subscription (CU cost). MaxCompute supports two kinds of charging methods: Pay-As-You-Go and Subscription (CU cost). Pay-As-You-Go means each task is measured according to the input size by job cost. In this charging Pay-As-You-Go means each task is measured according to the input size by job cost. In this charging method the billing items do not include charges due to ______. Score 2 method the billing items do not include charges due to ______. Score 2 A. Data upload A. Data upload B. Data download B. Data download C. Computing C. Computing D. Storage D. Storage Answer: B Answer: B

  7. Question 6 Question 6 In MaxCompute, if error occurs in Tunnel transmission due to network or Tunnel service, the user In MaxCompute, if error occurs in Tunnel transmission due to network or Tunnel service, the user can resume the last update operation through the command tunnel resume; Score 1 can resume the last update operation through the command tunnel resume; Score 1 A. True A. True B. False B. False Answer: A Answer: A

  8. Question 7 Question 7 You are working on a project where you need to chain together MapReduce, Hive jobs. You also need the ability to 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. use forks, decision points, and path joins. Which ecosystem project should you use to perform these actions? Which ecosystem project should you use to perform these actions? A. Apache HUE A. Apache HUE B. Apache Zookeeper B. Apache Zookeeper C. Apache Oozie C. Apache Oozie D. Apache Spark D. Apache Spark Answer: D Answer: D

  9. Question 8 Question 8 In order to ensure smooth processing of tasks in the Dataworks data development kit, you must In order to ensure smooth processing of tasks in the Dataworks data development kit, you must create an AccessKey. An AccessKey is primarily used for access permission verification between create an AccessKey. An AccessKey is primarily used for access permission verification between various Alibaba Cloud products. The AccessKey has two parts, they are ____. (Number of correct various Alibaba Cloud products. The AccessKey has two parts, they are ____. (Number of correct answers: 2) Score 2 answers: 2) Score 2 A. Access Username A. Access Username B. Access Key ID B. Access Key ID C. Access Key Secret C. Access Key Secret D. Access Password D. Access Password Answer: B,C Answer: B,C

  10. Question 9 Question 9 Scenario: Jack is the administrator of project prj1. The project involves a large volume of sensitive Scenario: Jack is the administrator of project prj1. The project involves a large volume of sensitive data such as bank account, medical record, etc. Jack wants to properly protect the data. data such as bank account, medical record, etc. Jack wants to properly protect the data. Which of the follow statements is necessary? Which of the follow statements is necessary? A. set ProjectACL=true; A. set ProjectACL=true; B. add accountprovider ram; B. add accountprovider ram; C. set ProjectProtection=true; C. set ProjectProtection=true; D. use prj1; D. use prj1; Answer: C Answer: C

  11. Question 10 Question 10 Resource is a particular concept of MaxCompute. If you want to use user-defined function UDF or Resource is a particular concept of MaxCompute. If you want to use user-defined function UDF or MapReduce, resource is needed. For example: After you have prepared UDF, you must upload the MapReduce, resource is needed. For example: After you have prepared UDF, you must upload the compiled jar package to MaxCompute as resource. compiled jar package to MaxCompute as resource. Which of the following objects are MaxCompute resources? (Number of correct answers: 4) Which of the following objects are MaxCompute resources? (Number of correct answers: 4) Score 2 Score 2 A. Files A. Files B. Tables: Tables in MaxCompute B. Tables: Tables in MaxCompute C. Jar: Compiled Java jar package C. Jar: Compiled Java jar package D. Archive: Recognize the compression type according to the postfix in the resource name D. Archive: Recognize the compression type according to the postfix in the resource name E. ACL Policy E. ACL Policy Answer: A,B,C,D Answer: A,B,C,D

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