Question 146
The Container of the Spark task can run multiple tasks.
Question 147
ApplicationMasters apply for and receive resources from ResourceManagerl through the RPC protocol in a polling manner.
Question 148
Which component controls the master/slave arbitration in HDFS?
Question 149
Which one of the following factors have contributed to the vigorous development of the big data era?
Question 150
A telecommunications companyplanopenexhibitionBigdatabusiness,target businesshavecustomer grouping,calendarHistorical bill analysis, real-time call charge analysis and other services. Which of the following options is the most appropriate in terms of functionality and cost to meet business needs?