How does a switch use store and forward?

A.) By using a Class I repeater in a collision domain

B.) The LAN switch copies the entire frame into its onboard
buffers and

then looks up the destination address in its forwarding, or
switching,

table and determines the outgoing interface

C.) By using broadcast addresses as source addresses

D.) The switch waits only for the header to be received
before it checks

the destination address and starts forwarding the packets

Answer Posted / aslam

B.) The LAN switch copies the entire frame into its onboard
buffers and

then looks up the destination address in its forwarding, or
switching,

table and determines the outgoing interface

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