Pass4side 4A0-102 考试题库(1-5)

1. Which of the following are Link State protocols?
A. BGP
B. RIP
C. OSPF
D. IS-IS
Answer: CD

2. ECMP supports which of the following. Choose the best answer.
A. 8 equal-cost paths per destination learned from any protocol
B. 16 equal-cost paths per destination learned from any protocol
C. 8 equal-cost paths per destination learned from the same protocol and preference
D. 16 equal-cost paths per destination learned from the same protocol and preference
E. 4 equal-cost paths per destination
Answer: D

3. Which of the following statements best describes the function of the RTM?
A. From the router’s route table, select the best routes to be installed in the FIB for forwarding data.
B. Based on the metrics of the routing protocol, chose the lowest cost route to be installed in the route table.
C. Apply the BGP route selection criteria to select the best route to be installed in the route table.
D. Select the preferred route from the various routing protocols to be installed as the active route in the routetable.
E. Apply the assigned import and export policies to determine the routes to be advertised to the router’s neighbors.
Answer: D

4. What items are carried in a typical classless routing update? Select the best answer.
A. network address, mask and metric
B. network address and metric
C. prefix and mask
D. prefix, next-hop and metric
E. prefix and next-hop
Answer: A

5. Choose the most accurate statement about the connections between eBGP peers.
A. eBGP peers are usually directly connected to each other.
B. eBGP peers are always directly connected to each other.
C. eBGP peers are never directly connected to each other.
D. eBGP peers are usually directly connected to each other, unless they are in the same autonomous system.
E. eBGP peers are usually not directly connected to each other, additional configuration is required if they are.
Answer: A

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