Wireless Ethernet

Question 1

802.11a frequency

Answer 1

5 GHz

Question 2

802.11g frequency

Answer 2

2.4 GHz

Question 3

802.11b frequency

Answer 3

2.4 GHz

Question 4

802.11n frequency

Answer 4

2.4 GHz and 5 GHz

Question 5

MIMO

Answer 5

802.11n (wifi 4), 802.11ac (wifi 5), 802.11ax (wifi 6)

Question 6

802.11ac frequency

Answer 6

2.4GHz, 5GHz

Question 7

802.11ax frequency

Answer 7

2.4GHz, 5GHZ

Question 8

802.11a Max Data Rate

Answer 8

54 Mbps

Question 9

802.11b Max Data Rata

Answer 9

11 Mbps

Question 10

802.11n Max Data Rate

Answer 10

600 Mbps

Question 11

802.11g Max Data Rate

Answer 11

54Mbps

Question 12

802.11ac Max Data Rate

Answer 12

3.5 Gbps

Question 13

802.11ax Max Data Rate

Answer 13

9.6 Gbps

Question 14

Which frequency has better penetration through barriers?

Answer 14

2.4GHz

Question 15

Which frequency has higher interference?

Answer 15

2.4GHz - several devices transmit on this frequency, making it very busy

Question 16

Which frequency has lower interference?

Answer 16

5GHz

Question 17

Which frequency has faster data rates?

Answer 17

5GHz

Question 18

Why does 5GHz have a shorter range?

Answer 18

5GHz does not penetrate through barriers as well as 2.4GHz

Question 19

How many channels does 2.4 have?

Answer 19

Channels 1-11 with 1,6, and 11 non-overlapping

Question 20

How many channels does 5GHz have?

Answer 20

45 channels and 24 non-overlapping channels