Q1 |
Run the command ifconfig wlan0. In the output, you should see a flag "UP", this indicates that the card is functional. |
Q2 |
You will only need a hard drive if you would like to store anything across reboots like configuration settings or scripts. |
Q3 |
It shows the ARP table on the local machine. |
Q4 |
We would use WPA_Supplicant. |