CWNA Certified Wireless Network Administrator Study Guide by David D. Coleman David A. Westcott & David A. Westcott

Author:David D. Coleman,David A. Westcott & David A. Westcott [Coleman, David D. & Westcott, David A.]
Language: eng
Format: epub
ISBN: 9781119477501
Publisher: John Wiley & Sons, Inc.
Published: 2018-08-17T14:30:00+00:00

When a PoE network is installed, what is the maximum distance from the PSE to the PD, as defined in the standard? (Choose all that apply.)

90 meters

100 meters

300 feet

328 feet

328 meters

What is the maximum power draw of an 802.3at PD?

12.95 watts

15 watts

7.4 watts

25.5 watts

30 watts

What is the maximum power used by a PD Class 0 device?

3.84 watts

6.49 watts

12.95 watts

15.4 watts

The PSE will apply a voltage of between 14.5 and 20.5 and measure the resulting current to determine the class of the device. Which current range represents Class 2 devices?

0–4 mA

5–8 mA

9–12 mA

13–16 mA

17–20 mA

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