Ccna certification Practice Tests

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 136.  What is the definition of an STP designated port?

A.  A port that is determined to have the lowest cost to the network segment and placed 

in a forwarding state

B.  A port that is determined to have the lowest path cost to the root bridge and placed in 

a forwarding state for a network segment

C.  A port that is determined to have the highest path cost to the root bridge and placed 

in a blocking state for a network segment

D.  A port that is determined to have the highest cost to the network segment and placed 

in a forwarding state

 137.  How is the bridge ID calculated for PVST+?

A.  The bridge ID is a 4-byte bridge priority, a 12-byte sys-id-ext, and a 6-byte MAC 

address.

B.  The bridge ID is a 4-byte bridge priority and sys-id-ext and a 6-byte MAC address.

C.  The bridge ID is a 4-bit bridge priority, a 12-bit sys-id-ext, and a 6-byte MAC 

address.

D.  The bridge ID is a 4-bit bridge priority, a 12-bit sys-id-ext, and an 8-byte IP address.

 138.  What is the default bridge priority for all STP switches?