Free ACA-BigData1 Mock Exam – Practice Online Confidently

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

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

DataWorks can be used to create all types of tasks and configure scheduling cycles as needed. Thesupported granularity levels of scheduling cycles include days, weeks, months, hours, minutes andseconds.Score 1

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 Log table named log in MaxCompute is a partition table, and the partition key is dt. Anew partition iscreated daily to store the new data of that day. Now we have onemonth's data, starting from dt='20180101' to dt='20180131', and we may use ________to delete the data on 20180101.