Policers and Schedulers JN0-664 Practice Questions (Page 3)

Questions 11–15

1. 11foundation · easy

   What is the primary role of a scheduler in Junos CoS?

   • ATo manage output queue bandwidth and prioritize traffic
   • BTo classify packets into forwarding classes
   • CTo rewrite packet headers with CoS values
   • DTo enforce rate limits by dropping excess traffic
   Reveal Solution Discussion Select an answer first
2. 12foundation · easy

   In Junos, which scheduler priority level is typically used for voice traffic to minimize delay?

   • ALow
   • BHigh
   • CMedium-low
   • DStrict-high
   Reveal Solution Discussion Select an answer first
4. 13application · easy

   A Juniper router has four forwarding classes: voice, video, premium-data, and best-effort. The engineer has created four separate schedulers, each with different transmit rates and priorities. What must be configured to associate each forwarding class with its corresponding scheduler on the outgoing interface?

   • AA scheduler map that maps each forwarding class to a scheduler.
   • BA rewrite rule that sets the forwarding class based on the scheduler.
   • CA drop profile that references the scheduler for each forwarding class.
   • DA firewall filter that assigns each forwarding class to a scheduler.
   Reveal Solution Discussion Select an answer first
5. 14foundation · easy

   In a two-rate three-color policer, what does the peak information rate (PIR) define?

   • AThe average rate over a long time period
   • BThe rate at which the token bucket is refilled
   • CThe maximum rate at which traffic is allowed to burst
   • DThe committed rate that must be guaranteed
   Reveal Solution Discussion Select an answer first
6. 15foundation · easy

   In Junos, which feature is used to perform traffic shaping on an interface?

   • AForwarding class
   • BRewrite rule
   • CFirewall policer
   • DScheduler with a transmit-rate
   Reveal Solution Discussion Select an answer first