QoS refers to the ability of a network to provide improved service, over various underlying technologies, to select network traffic. Which two traits are inherent to QoS? (Choose two.]
A.
equal handling of all packets
B.
support for real-time applications
C.
Reduction in delay, jitter, and packet loss
D.
reference to network ability to provide improved service to all network traffic
E.
best-effort actions
Explanation: