What is the primary effect of the spanning-tree portfast command?

What is the primary effect of the spanning-tree portfast command?
A . It immediately enables the port in the listening state.
B . It immediately puts the port into the forwarding state when the switch is reloaded.
C . It enabled BPDU messages.
D . It minimizes spanning-tree convergence time.

View Answer

Answer: D

Explanation:

Reference: https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst3560/software/release/12-2_55_se/ configuration/guide/3560_scg/swstpopt.html