June 2010
Beginner to intermediate
232 pages
7h 56m
English
Content preview from Mobile Computing
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44 Mobile Computing
Problems
1. Discuss the IEEE 802.11 frame structure, clearly indicating its various fields and their uses.
2. Compare and contrast IEEE 802.11 and Bluetooth technologies.
3. Explain clearly why the wired Ethernet cannot be used for WLANs.
4. Discuss the hidden terminal and exposed terminal problems and their effect on WLANs.
5. Discuss the advantages and limitations of Bluetooth as a wireless standard.
6. Suppose that an 11 Mbps 802.11b LAN is transmitting 64-byte frames back-to-back over a radio
channel with a bit error rate of 10
7
. How many frames per second will be damaged on average?
7. Consider Figure 3.5. Which of the last ...
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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.