Which command is used to remove only VLAN 20 from a switch?

Question:
Which command is used to remove only VLAN 20 from a switch?

• no switchport access vlan 20
• no vlan 20
• delete vlan.dat
• delete flash:vlan.dat

Explanation: The command no vlan vlan-id is used to remove a particular VLAN from a switch. The delete vlan.dat and delete flash:vlan.dat commands will remove all VLANs after reloading the switch.

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