최신 ACA-BigData1 무료덤프 - Alibaba Cloud ACA Big Data Certification

문제1

MaxCompute can coordinate multiple users to operate one project through ACL authorization. The objects that can be authorized by ACL include ______. (Number of correct answers: 3) Score 2

A. Table

B. Resource

C. Procedure

D. Project

정답: A,B,D

문제2

A company originally handled the local data services through the Java programs. The local data have been migrated to MaxCompute on the cloud, now the data can be accessed through modifying the Java code and using the Java APIs provided by MaxCompute.
Score 1

A. True

B. False

정답: A

문제3

When odpscmd is used to connect to a project in MaxCompute, the command ______ can be executed to view the size of the space occupied by table table_a.
Score 2

A. show table table_a;

B. select size from table_a;

C. size table_a;

D. desc table_a;

정답: D

문제4

Which of the following Hadoop ecosystem componets can you choose to setup a streaming log analysis system?(Number of correct answers: 3) Score 2

A. Apache Spark

B. Apache Lucene

C. Apache Flume

D. Apache Kafka

정답: A,B,C

문제5

Machine Learning Platform for Artificial Intelligence (PAI) node is one of the node types in DataWorks business flow. It is used to call tasks created on PAI and schedule production activities based on the node configuration. PAI nodes can be added to DataWorks only _________ .
Score 2

A. after PAI service is activated

B. after MaxCompute service is activated

C. Spark on MaxCompute Machine Learning project is created

D. after PAI experiments are created on PAI

정답: D

문제6

In MaxCompute command line, if you want to view all tables in a project, you can execute command:
______.
Score 2

A. select tables;

B. desc tables;

C. show tables;

D. use tables;

정답: C

문제7

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
______.
Score 2

A. MD5 code obtained after the release

B. Jar package imported after the release

C. URL after the release

D. URL in the preview

정답: C

문제8

Tom is the administrator of a project prj1 in MaxCompute. The project involves a large volume of sensitive data such as user IDs and shopping records, and many data mining algorithms with proprietary intellectual property rights. Tom wants to properly protect these sensitive data and algorithms. To be specific, project users can only access the data within the project, all data flows only within the project.
What operation should he perform?
Score 2

A. Use ACL authorization to set the status to read-only for all users

B. Use Policy authorization to set the status to read-only for all users

C. Enable the data protection mechanism in the project, using set ProjectProtection=true;

D. Allow the object creator to access the object

정답: C

최신 ACA-BigData1 무료덤프 - Alibaba Cloud ACA Big Data Certification

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