AliCloud ACA-BIGDATA1 ACA Big Data Certification Exam Online Training

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1. A business flow in DataWorks integrates different node task types by business type, such a structure

improves business code development facilitation.

Which of the following descriptions about the node type is INCORRECT? Score 2

2. 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. When a DataV screen is ready, it can embed works to the existing portal of the enterprise through ______.

3. 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

4. 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? Score 2

5. 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 method the billing items do not include charges due to ______. Score 2

6. 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

7. 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?

8. Where is the meta data(e.g.,table schemas) in Hive? Score 2

9. 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.

Which of the follow statements is necessary?

10. 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 compiled jar package to MaxCompute as resource.

Which of the following objects are MaxCompute resources? (Number of correct answers: 4)

Score 2


 

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