Which of the following options belong to Fusioninsight data security? (Multiple choice)

The capacity scheduler is performing resource allocation. The existing two queues Q1 and Q2 at the same level have a capacity of 30. Among them, Q1 has used 8 and Q2 has used 14, and the resource will be allocated to Q1 first.

Which of the following scenarios is HDFS not suitable for? (Multiple choice)

What are the main features of YARN capacity scheduler? (Multiple choice)

Flink is a unified computing framework that combines batch processing and stream processing. Its core is a stream data processing engine for data distribution and parallel computing.