Describe the Operation of QoS SONIC-DEPLOY Practice Questions (Page 2)

Questions 6–10

1. 6foundation · easy

   What is the purpose of Weighted Random Early Detection (WRED) in QoS congestion management?

   • ATo reorder packets within a queue
   • BTo buffer packets when the queue is full
   • CTo increase the queue size dynamically
   • DTo drop packets randomly before the queue becomes full to avoid congestion
   Reveal Solution Discussion Select an answer first
2. 7foundation · easy

   What happens to packets when a queue is full and tail drop is used?

   • AThey are sent to a different queue
   • BThey are re-marked with a lower priority
   • CThey are dropped
   • DThey are buffered until space is available
   Reveal Solution Discussion Select an answer first
4. 8foundation · easy

   Which of the following fields can be used as a match criterion to classify traffic in Dell SONiC QoS?

   • AInterface administrative status
   • BDSCP value
   • CSwitch hostname
   • DSource MAC address
   Reveal Solution Discussion Select an answer first
5. 9foundation · easy

   What is the typical first step when implementing a QoS policy in Dell SONiC?

   • AApply the policy to an interface
   • BSet the queue size
   • CDefine the traffic class and match criteria
   • DConfigure the scheduler
   Reveal Solution Discussion Select an answer first
6. 10foundation · easy

   What is the purpose of traffic marking in a Dell SONiC QoS policy?

   • ATo encrypt the packet payload
   • BTo set a priority value on the packet so downstream devices can treat it appropriately
   • CTo drop packets that exceed a certain rate
   • DTo reorder packets within a queue
   Reveal Solution Discussion Select an answer first