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WAN Interview Questions

Q   |   QA

HUb: limited port compare to switch.less speed compare to switch because more collision.

Switch: To Avoid collision we use switch. In switch Each Port having own collision Domain.

HUB:Hub is a layer-1 device,in this data transmission in the form of bits.

SWITCH:Switch is a layer-2 device,in this data transmission in the form of frames.

Switches
Bi directional information.
It exchanges the data

Hubs
to connect the computers
It gives the acknowledgment for received data 

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