NET+ Quiz Part 19

Which wireless standard added the option of using both channels used by 802.11a and b/g and operates at 2.4 GHz/5 GHz?

• 802.11b

• 802.11g

• 802.11n

• 802.11ax

Answer explanation

802.11n added the option of using both channels used by 802.11a and b/g and operates at 2.4 GHz/5 GHz.

What command can be used in Windows to see the status of IP configuration when troubleshooting a wireless problem?

• iwconfig

• ifconfig

• ipconfig

• netconfig

Answer explanation

The correct command to see the status of IP configuration in Windows when troubleshooting a wireless problem is 'ipconfig'.

Which wireless standards are the most common today according to the text?

• 802.11b, 802.11g, 802.11a

• 802.11n, 802.11ac, 802.11ax

• 802.11b, 802.11n, 802.11g

• 802.11a, 802.11ac, 802.11g

Answer explanation

The most common wireless standards today are 802.11n, 802.11ac, and 802.11ax according to the text, making the correct choice 802.11n, 802.11ac, 802.11ax.

What is the recommended channel to use when deploying a wireless network to avoid overlap?

• Channel 1

• Channel 3

• Channel 5

• Channel 7

Answer explanation

Channel 1 is the recommended channel to use when deploying a wireless network to avoid overlap.

What is the purpose of using the iwconfig command in Linux?

• To configure IP addresses

• To view the state of the wireless network

• To reset the network settings

• To update the network drivers

Answer explanation

To view the state of the wireless network

What is the frequency band for RF Channel 1 in 802.11b/g/n/ax?

• 2412 MHz

• 2437 MHz

• 2452 MHz

• 2462 MHz

Answer explanation

The frequency band for RF Channel 1 in 802.11b/g/n/ax is 2412 MHz, making it the correct choice.

Which RF Channel in 802.11b/g/n/ax has a frequency band of 2457 MHz?

• Channel 8

• Channel 9

• Channel 10

• Channel 11

Answer explanation

The RF Channel in 802.11b/g/n/ax with a frequency band of 2457 MHz is Channel 10, making it the correct choice.

How many MHz separation is there between the center frequencies in 802.11b/g/n/ax?

• 10 MHz

• 5 MHz

• 15 MHz

• 20 MHz

Answer explanation

The center frequencies in 802.11b/g/n/ax are separated by 5 MHz, making it the correct choice.

Which RF Channels can be used without causing interference between APs in the United States?

• Channels 1, 6, and 11

• Channels 2, 4, and 8

• Channels 3, 5, and 9

• Channels 7, 10, and 12

Answer explanation

Channels 1, 6, and 11 are the only RF Channels that can be used without causing interference between APs in the United States.

What is the frequency band for RF Channel 36 in 802.11a/ac/ax?

• 5200 MHz

• 5180 MHz

• 5220 MHz

• 5240 MHz

Answer explanation

RF Channel 36 in 802.11a/ac/ax operates at a frequency of 5180 MHz, making it the correct choice.