Question 46
Where is the HBase metadata Meta Region routing information stored?
Question 47
Which of the following options are the key features of Zookeeper? (Multiple choice)
Question 48
"Group by" in Hive refers to dividing each data set into several small data sets through certain rules, and then grouping data for several small data sets
Question 49
Among the big data computing tasks, which of the following description of IO-intensive tasks is wrong?
Question 50
The data flow of Flume can be sent to different Channels according to the information of headers.