CWNA: Certified Wireless Network Administrator Official Study Guide: Exam PW0-105, 3rd EditionISBN: 978-1-118-12779-7
Paperback
768 pages
May 2012
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Do you think you've discovered an error in this book? Please check the list of errata below to see if we've already addressed the error. If not, please submit the error via our Errata Form. We will attempt to verify your error; if you're right, we will post a correction below.
| Chapter | Page | Details | Date | Print Run |
|---|---|---|---|---|
| 2 | 50 & 56 | Text correction: Discrepancies between Exercises 2.1 & 2.2 and EMANIM Exercise 2.1, step 4 Change "Click Exercise 2.2" to "Click Exercise E." Exercise 2.2, Step 4 Change "Click Exercise 2.1a." to "Click Exercise A." Exercise 2.2, Step 5 Change "Click Exercise 2.1b." to "Click Exercise B." Exercise 2.2, Step 6 Change "Click Exercise 2.1c." to "Click Exercise C." Exercise 2.2, Step 7 Change "Click Exercise 2.1d." to "Click Exercise D." Exercise 2.2, Step 7 Change "Two identical, vertically polarized waves are superposed." to "Two identical, 180-degree out-of-phase vertically polarized waves are superposed." |
9/12/12 | 1st |
| 3 | 76 | Text correction: Symbol replaced in formula Due to an editorial error, the symbol for pi, π, was left out of the formula under the heading Inverse Square Law. The second sentence in the third paragraph after the heading should read: "To use this principle to calculate the EIRP at a specific distance, the formula is P/(4πr2)..." |
7/10/12 | 1st |
| 4 | 103 | Text correction: Superfluous Chapter Objective The first entry in the chapter objectives, "Active and passive gain", is not a topic covered in the chapter. |
9/12/12 | 1st |
| 4 | 109 | Text correction: Figure 4.4 reproduced within Figure 4.3 The bottom two charts in Figure 4.3 are identical to Figure 4.4 on page 110 and were not intended to be included in the illustration. Figure 4.4 is correct as it appears in the book. |
7/10/12 | 1st |
| 4 | 126 | Text correction: Error in Formula for Fresnel Zone The first formula after the fourth paragraph contains a superfluous "3". The formula should read: 72.2 × √[D ÷ (4 × F)] |
7/10/12 | 1st |
| 5 | 153 | Text correction: Chapter 5 Objectives The first entry in the Chapter Objectives, "Original IEEE 802.11 standard IEEE 802.11-2007 ratified Amendments", should be two separate entries: "Original IEEE 802.11 standard" and "IEEE 802.11-2007 ratified Amendments" The standards listed under these entries are correct and remain unchanged. Under "IEEE 802.11 draft amendments", 802.11p is missing from the list and should be the first one, just before 802.11aa. |
9/12/12 | 1st |
| 5 | 175 | Text correction: error under "IEEE 802.11 Draft Amendments" Delete the last full sentence on the page, beginning "For example..." The 802.11s amendment was ratified in July, 2011, as it is correctly stated on page 174. |
9/12/12 | 1st |
| 6 | 189 | Text correction: Chapter 6 Objectives The first entry in the Chapter Objectives, "4.9 GHz Public Safety band Future Wi-Fi frequencies", should be two separate entries: "4.9 GHz Public Safety band" and "Future Wi-Fi frequencies" |
9/12/12 | 1st |
