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Which four statements correctly describe a Layer 2 Switch, VLAN and a Hub?

When configured with VLANs, a switch decreases the size of broadcasts while increasing the number of broadcast domains

A switch operates at the physical layer of the OSI Model

A Hub operates at the Layer 1 of the OSI Model

A switch will have more than one broadcast domain if configured with VLANs

VLANs add more security to the network

When configured with VLANs, a switch increases the size of broadcasts while increasing the number of collision domains

Explanation

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