READ Free Dumps For Cisco- 200-120

Question ID 150	QUESTION NO: 64 Which two of these are characteristics of the 802.1Q protocol? (Choose two.)
Option A	A. It is used exclusively for tagging VLAN frames and does not address network reconvergence following switched network topology changes.
Option B	B. It modifies the 802.3 frame header, and thus requires that the FCS be recomputed.
Option C	It is a Layer 2 messaging protocol which maintains VLAN configurations across networks.
Option D	It includes an 8-bit field which specifies the priority of a frame.
Option E	It is a trunking protocol capable of carrying untagged frames.
Correct Answer	B,E

Explanation

Question ID 151	QUESTION NO: 68 What is one benefit of PVST+?
Option A	PVST+ supports Layer 3 load balancing without loops.
Option B	PVST+ reduces the CPU cycles for all the switches in the network.
Option C	PVST+ allows the root switch location to be optimized per VLAN.
Option D	PVST+ allows the root switch location to be optimized per VLAN.
Correct Answer	C

Explanation

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