单选题What are the contents of a scheduler?（）A A scheduler contains parameters that describe how a queue should be serviced.B A scheduler contains traffic that is ready to be transmitted.C A scheduler contains forwarding classes that allow traffic to be forw
题目
单选题
What are the contents of a scheduler?（）
A
A scheduler contains parameters that describe how a queue should be serviced.
B
A scheduler contains traffic that is ready to be transmitted.
C
A scheduler contains forwarding classes that allow traffic to be forwarded.
D
A scheduler contains a map between the classification of a packet and its forwarding class.