ACA-BigData1 Exam Questions & Answers

AliOrg Company plans to migrate their data with virtually no downtime. They want all the data

changes to the source database that occur during the migration are continuously replicated to the

target, allowing the source database to be fully operational during the migration process. After the

database migration is completed, the target database will remain synchronized with the source for as

long as you choose, allowing you to switch over the database at a convenient time. Which of the

following Alibaba products is the right choice for you to do it:

Score 2

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

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

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 ______.

The data development mode in DataWorks has been upgraded to the three-level structure

comprising of _____, _____, and ______. (Number of correct answers: 3)

Score 2