Latest ACA-BIGDATA1 Practice Tests with Actual Questions

Get Complete pool of questions with Premium PDF and Test Engine

Exam Code : ACA-BIGDATA1
Exam Name : ACA Big Data Certification
Vendor Name : "Alibaba"






ACA-BIGDATA1 Dumps

ACA-BIGDATA1 Braindumps ACA-BIGDATA1 Real Questions ACA-BIGDATA1 Practice Test ACA-BIGDATA1 Actual Questions


killexams.com


Alibaba


ACA-BIGDATA1


ACA Big Data Certification


https://killexams.com/pass4sure/exam-detail/ACA-BIGDATA1



Question: 42


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

  1. Stored as metadata on the NameNode

  2. Stored along with the data in HDFS

  3. Stored in the RDBMS like MySQL

  4. Stored in ZooKeeper




Answer: C



Question: 43


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?

  1. set ProjectACL=true;

  2. add accountprovider ram;

  3. set ProjectProtection=true;

  4. use prj1;




Answer: C



Question: 44


If a task node of DataWorks is deleted from the recycle bin, it can still be restored.

  1. True

  2. False




Answer: A



Question: 45


When we use the MaxCompute tunnel command to upload the log.txt file to the t_log table, the t_log is a partition table and the partitioning column is (p1 string, p2 string).


Which of the following commands is correct?

  1. tunnel upload log.txt t_log/p1="b1”, p2="b2"

  2. tunnel upload log.txt t_log/(p1="b1”, p2="b2")

  3. tunnel upload log.txt t_log/p1="b1"/p2="b2"




Answer: A



Question: 46


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 .

  1. URL after the release

  2. URL in the preview

  3. MD5 code obtained after the release

  4. Jar package imported after the release




Answer: A



Question: 47


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

  1. Spark

  2. HUE

  3. Zookeeper

  4. Oozie




Answer: D



Question: 48


DataService Studio in DataWorks aims to build a data service bus to help enterprises centrally manage private and public APIs. DataService Studio allows you to quickly create APIs based on data tables and register existing APIs with the DataService Studio platform for centralized management and release.


Which of the following descriptions about DataService Studio in DataWorks is INCORRECT? Score 2

  1. DataService Studio is connected to API Gateway. Users can deploy APIs to API Gateway with oneclick.

  2. DataService Studio adopts the serverless architecture. All you need to care is the query logic of APIs, instead of the infrastructure such as the running environment.

  3. To meet the personalized query requirements of advanced users, DataService Studio provides the custom Python script mode to allow you compile the API query by yourself. It also supports multi-table association, complex query conditions, and aggregate functions.

  4. Users can deploy any APIs created and registered in DataService Studio to API Gateway for management, such as API authorization and authentication, traffic control, and metering




Answer: C


Question: 49


There are multiple connection clients for MaxCompute, which of the following is the easiest way to configure workflow and scheduling for MaxCompute tasks? Score 2

  1. Use DataWorks

  2. Use Intelij IDEA

  3. Use MaxCompute Console

  4. No supported tool yetc




Answer: A



Question: 50


Synchronous development in DataWorks provides both wizard and script modes. Score 1

  1. True

  2. False




Answer: A