In IEEE 802.11 All the wireless LAN's operate in.? a. Two way duplex mode b. Half duplex mode. c. Ultra duplex mode d. Full duplex mode Which of the command is used to move from user exec mode to privilege exec mode.? a. Configure Terminal b. Interface Vlan 1 c. Interface GO/O d. Enable Which of the below frame forwarding method forwards the frame before it is entirely received.? a. Store and forward switching b. Cut through switching C. Fragment free switching d. Fast forward switching