4A0-108

4A0-108 practice questions, page 10 of 10, with answer review and explanations.

Question 46

Four routers share a multi-access network. Router A is configured with a PIM DR priority of 10, Router B is configured with a PIM DR priority of 100, Router C and Router D are at the default value. Router D has the highest IP address. Which Router will be elected the PIM DR?

  1. Router A
  2. Router B
  3. Router C
  4. Router D

Question 47

An IGMP version 3 receiver signals EXCLUDE mode with an empty EXCLUDE list. What does this indicate?

  1. This is the initial join message and exclusions of sources will follow
  2. It is willing to receive traffic from any source
  3. This is the initial join message and a selection of source will follow
  4. This is the way it indicates it is leaving the group

Question 48

Select the statements that relate to the Shared Path Tree. (Choose three)

  1. The RP is the root of the tree
  2. The multicast source is the root of the tree
  3. It is represented by (*, G) entries
  4. It is represented by (S, G) entries
  5. The path between receiver and source is always the shortest path
  6. It is always created as a result of switchover
  7. It is the initial forwarding path created

Question 49

When forwarding a multicast frame, normal behavior for a LAN switch (without IGMP snooping enabled) is to forward the frame as if it were:

  1. A unicast frame with a known destination in the forwarding table
  2. A unicast frame with an unknown destination in the forwarding table
  3. A unicast frame with a known source in the forwarding table
  4. A unicast frame with an unknown source in the forwarding table