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Cisco Certification The Joy Of HexCisco certification candidates, particularly CCNA candidates, must master binary math. This includes basic conversions, such as binary-to-decimal and decimal-to-binary, as well as more advanced scenarios involving subnetting and VLSM. Cisco CCNA Certification Becoming A Truly Valuable CCNA Cisco CCNA Certification: Becoming A Truly Valuable CCNA Ive been active in the Cisco Certification track for four years, working my way from the CCNA to the coveted Cisco Certified Internetwork Exp.. Practice Your Conversions For Exam Success Now that you know where the letters fall into place in the hexadecimal numbering world, you?ll have little trouble converting hex to decimal and decimal to hex ? if you practice. How would you convert the decimal 27 to hex? You can see that there is one unit of 16 in this decimal; that leaves 11 units of one. This is represented in hex with ,1b, ? one unit of sixteen, 11 units of one. Converting the decimal 322 to hex is no problem. There is one unit of 256; that leaves 66. There are four units of 16 in 66; that leaves 2, or two units of one. The hex equivalent of the decimal 322 is the hex figure 142 ? one unit of 256, four units of 32, and 2 units of 2. Hex-to-decimal conversions are even simpler. Given the hex number 144, what is the decimal equivalent? We have one unit of 256, four units of 16, and four units of 4. This gives us the decimal figure 324. What about the hex figure c2? We now know that the letter ,c, represents the decimal number ,12,. This means we have 12 units of 16, and two units of 2. This gives us the decimal figure 194. Cisco CCNA Certification Exam Tutorial PortBased Authentication Cisco CCNA Certification Exam Tutorial: PortBased Authentication To pass your CCNA exam and earn this coveted certification, you must understand the details of portbased authentication. This knowle.. Tips For Exam Day Practice your binary and hexadecimal conversions over and over again before you take your CCNA exams. Binary math questions come in many different forms; make sure you have practiced all of them before exam day. The number one reason CCNA candidates fail their exam is that they?re not prepared for the different types of binary math questions they?re going to be asked, and that they aren?t ready for hexadecimal questions at all. You don?t have time to learn how to do in on exam day. You?ve got to be ready before you go into the exam room, and the only way to be ready is a lot of practice. Finally, make sure you read the question carefully. You?ve got hex, decimal, and binary numbers to concern yourself with on your CCNA exams. Make sure you give Cisco the answer in the format they?re looking for. Chris Bryant, CCIE #12933, is the owner of The Bryant Advantage, home of freeCCNA andCCNP tutorials, The Ultimate CCNA Study Package, and Ultimate CCNP Study Packages. For a FREE copy of his latest e-books, ,How To Pass The CCNA, and ,How To Pass The CCNP,, visit the website and download your free copies. You can also get FREE CCNA and CCNP exam questions every day! Pass theCCNA exam with The Bryant Advantage!
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