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Latest JN0-351 Exam Practice Questions

The practice questions for JN0-351 exam was last updated on 2025-11-01 .

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Question#1

In a LAN segment, which tie-breaker would spanning tree consider if equal-cost paths exist between two or more switches to the root bridge?

A. port ID

B. bridge ID

C. port priority

D. interface number

Question#2

Your ISP is announcing a default route to both R1 and R2.

You want your network routers to forward all Internet traffic through the R1 device.
Which BGP attribute would you use?

A. MED

B. next-hop

C. local preference

D. origin

Question#3

You are concerned about spoofed MAC addresses on your LAN.
Which two Layer 2 security features should you enable to minimize this concern? (Choose two.)

A. dynamic ARP inspection

B. IP source guard

C. DHCP snooping

D. static ARP

Question#4

A new network requires multiple topology support. You decide to use IS-IS in this situation.
Which three protocol topologies are supported in this scenario? (Choose three.)

A. IPsec

B. anycast

C. IPv6

D. multicast

E. IPv4

Question#5

Which statement is correct about graceful Routing Engine switchover (GRES)?

A. The PFE restarts and the kernel and interface information is lost.

B. GRES has a helper mode and are starting mode.

C. When combined with NSR, routing is preserved and the new master RE does not restart rpd.

D. With no other high availability features enabled, routing is preserved and the new master RE does not restart rpd.

Exam Code: JN0-351Q & A: 107 Q&AsUpdated: 2025-11-01

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