802.11 Wireless Standards 2.4

Question 1

What is 802.11 Standards Managed by?

Answer 1

It is managed by the IEEEE LAN/MAN Standards committee

Question 2

Explain 802.11A and its capabilities

Answer 2

Operates at 5ghz FREQ Range

operate at throughput 54 megabytes per second

Question 3

Explain. 802.11B

Answer 3

Operates at 2.4 GHZ FREQ range

operate at throughput 11 megabytes per second

Question 4

Explain 802.11G

Answer 4

Operates at 2.4 GHZ FREQ Range

Operates at throughput 54 megabytes per second

Question 5

Explain 802.11N

Answer 5

operates at 2.4 or 5 GHZ FREQ range
operates at throughput 600 megabytes for second
4 User MIMO

Question 6

Explain 802.11AC

Answer 6

Operates at 5GHZ FREQ Range
operates throughput at 6.8 Gigabytes per second
8 user MIMO

Question 7

Describe the difference between 2.4 GHZ and 5 GHZ

Answer 7

it is used to describe the Range distance that a radio can communicate from

Question 8

RFID

Answer 8

Radio frequency identification used for Tagging and tracking

Question 9

What is a Zigbee

Answer 9

it is known as an alternative to wifi or bluetooth

• Longer distance then bluetooth
• Less power consumption
• Mesh Network

Question 10

Z-Wave

Answer 10

used for IOT’s (Smart Home devices)

Mesh network so nodes can hope on other nodes till it reaches destination

Question 11

Explain 2g, 3g,4g,5g and LTE

Answer 11

2G

• uses GMS-Global system Mobile Communications
• uses CDMA code division Multiple Access

3G

4G
-used LTE(Long term evolution)
LTE-A

5G

• higher Freq Per” G” upgrade
• uses 70 gbps