When a new trunk link is configured on an IOS-based switch, which VLANs are allowed over the link?
Options: By default, all VLANs are allowed on the trunk., No VLAN's are allowed, you must configure each VLAN by hand., Only configured VLAN's are allowed on the link., Only extended VLAN's are allowed by default.
If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?
Options: Discard it and send an error message back to the originating host, Flood the network with the frame, Add the source address and port to the MAC address table and forward the frame out the destination port, Add the destination to the MAC address table and then forward the frame
Options: A sequence is an object that generates a sequential series of unique numbers., Sequences are most often used to provide values for surrogate keys., NextVal and CurrVal are both sequence methods., Sequences guarantee valid surrogate key values.