多选题Which two statements best describe CBWFQ？（）AThe CBWFQ scheduler provides a guaranteed minimum amount of bandwidth to each class.BCBWFQ services each class queue using a strict priority scheduler.CThe class-default queue only supports WFQ.DInside a class queue， processing is always FIFO， except for the class-default queue.
多选题
Which two statements best describe CBWFQ？（）
A
The CBWFQ scheduler provides a guaranteed minimum amount of bandwidth to each class.
B
CBWFQ services each class queue using a strict priority scheduler.
C
The class-default queue only supports WFQ.
D
Inside a class queue， processing is always FIFO， except for the class-default queue.
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