May 2012
Intermediate to advanced
768 pages
21h 7m
English
book
CWNA: Certified Wireless Network Administrator Official Study Guide: Exam PW0-105, 3rd Edition
by David D. Coleman, David A. Westcott
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Assessment Test
1. At which layers of the OSI model does 802.11 technology operate? (Choose all that apply.)
A. Data-Link
B. Network
C. Physical
D. Presentation
E. Transport
2. Which Wi-Fi Alliance certification defines the mechanism for conserving battery life that is critical for handheld devices such as barcode scanners and VoWiFi phones?
A. WPA2-Enterprise
B. WPA2-Personal
C. WMM-PS
D. WMM-SA
E. CWG-RF
3. Which of these frequencies has the longest wavelength?
A. 750 KHz
B. 2.4 GHz
C. 252 GHz
D. 2.4 MHz
4. Which of these terms can best be used to compare the relationship between two radio waves that share the same frequency?
A. Multipath
B. Multiplexing
C. Phase
D. Spread spectrum
5. A bridge transmits at 10 mW. The cable to the antenna produces ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.