Which of the following components must depend on Zookeeper to run? (Multiple choice)

Regarding Flume, which of the following statements is false?

HashThe value of type stores the mapping of fields and field values, and fields and field values can only be( )

Spark Streaming? The fault tolerance mechanism means that if any partition in the RDD fails, it can be recalculated and generated according to its parent RDD. If the parent RDD is lost, you need to go to the disk to find the original data.

The smallest processing unit of HBase is Region. Where is the routing information between User Region and Region Server stored in?