Free Alibaba ACA-BigData1 Exam Questions

Question 1

Data Migration Unit (DMU) is used to measure the amount of resources consumed by data integration,including CPU, memory, and network. One DMU represents the minimum amount ofresources used for a data synchronization task.Score 1

A : True

B : False

Answer: A

Question 2

Alibaba Cloud Quick BI reporting tools support a variety of data sources, facilitating users to analyzeand present their data from different data sources. ______ is not supported as a data source yet.Score 2

A : Results returned from the API

B : MaxCompute

C : Local Excel files

D : MySQL RDS

Answer: A

Question 3

MaxCompute SQL is suitable for processing less real-time massive data, and employs a syntax similarto that of SQL. The efficiency of data query can be improved through creating proper indexes in thetable.Score 1

A : True

B : False

Answer: B

Question 4

Data Migration Unit (DMU) is used to measure the amount of resources consumed by data integration,including CPU, memory, and network. One DMU represents the minimum amount ofresources used for a data synchronization task.Score 1

A : True

B : False

Answer: A

Question 5

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

A : Project

B : Table

C : Resource

D : Procedure

Answer: A,B,C