MaxCompute SQL is suitable for processing less real-time massive data, and employs a syntax similar
to that of SQL. The efficiency of data query can be improved through creating proper indexes in the
table.
Score 1
In a scenario where a large enterprise plans to use MaxCompute to process and analyze its data, tens
of thousands of tables and thousands of tasks are expected for this project, and a project team of 40
members 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
One Alibaba Cloud account is entitled to join only one organization that uses DataWorks.
Assume that Task 1 is configured to run at 02:00 each day. In this case, the scheduling system
automatically 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 is
complete, the system automatically runs the Task 1 instance at 02:00 the next day.
Score 1
In MaxCompute command line, if you want to view all tables in a project, you can execute command:
______.
Score 2
A dataset includes the following items (time, region, sales amount). If you want to present the
information above in a chart, ______ is applicable.
Score 2
In MaxCompute, you can use Tunnel command line for data upload and download. Which of the
following description of Tunnel command is NOT correct:
Score 2
Scenario: Jack is the administrator of project prj1. A new team member, Alice (already has an Alibaba
Cloud account alice@aliyun.com), applies for joining this project with the following permissions: view
table lists, submit jobs, and create tables. Which of the following SQL statements is useless:
Score 2
commark is an open-source framework that functions on the service level to support data processing
and analysis operations. Equipped with unified computing resources and data set permissions, Spark on
MaxCompute 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
By integrating live dashboards, DataV can present and monitor business data
simultaneously. This data-driven approach enables for well-organized data mining and
analysis allowing the user to seize new opportunities that otherwise might remain
hidden. It can support wide range of databases and data formats. Which of the following
options DataV does not support?
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