200-301 Question #374: Real Exam Question with Answer & Explanation

The correct answer is B: Switch 2. The root bridge is the bridge with the lowest Bridge ID. All the decisions like which ports are the root ports (the port with the best path to the root bridge) are made from the perspective of the root bridge. In case of a tie (not the case in this example) then the root bridge w

Submitted by luis.pe· Mar 5, 2026Network Access

Question

Refer to the exhibit. Which switch becomes the root of the spanning tree for VLAN 110?

Options

ASwitch 1
BSwitch 2
CSwitch 3
DSwitch 4

Explanation

The root bridge is the bridge with the lowest Bridge ID. All the decisions like which ports are the root ports (the port with the best path to the root bridge) are made from the perspective of the root bridge. In case of a tie (not the case in this example) then the root bridge will be the switch with the lowest MAC address.

Topics

#Spanning Tree Protocol#STP root bridge election#VLAN STP

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