Certified Wireless Network Administrator: CWNA-106

What statement about 802.3-2012, Clause 33 Power over Ethernet is true?

A. Up to 30 watts of power may be provided through an Ethernetcable.

B. By using CAT3 cabling, you can increase the maximum draw available to the PD.

C. When using CAT5 cabling, you decrease the maximum draw available to the PD.

D. Only endpoint PSEs are supported.

E. Only midspan PSEs are supported.

What are two channel modes specified by the 802.11n (High Throughput) PHY? (Choose 2)

A. 20 MHz

B. 20/40 MHz

C. 40/80 MHz

D. 22 MHz

E. 80 MHz

F. 160 MHz

What causes of hidden nodes within a BSS would be more likely lead to an increase in collisions and retries? (Choose 2)

A. Data frames too large for the physical environment

B. Client stationsbroadcasting with too much power

C. Access points broadcasting with too little power

D. Client stations too close in proximity to each other

E. Obstacles between client stations causing attenuation

F. Large 802.11 cells with physically distributed stations