O'Reilly logo

CCNA Exam Cram (Exam 640-802), Third Edition by Andrew Whitaker, Michael Valentine

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Appendix . Answer Key to Practice Test #1

Answers with Explanations

Question 1

Answer B is the correct answer. A /28 network would give you 14 hosts on each network. The network increment of a /28 network is 16. Because the ip subnet-zero command is on the router, you can use the zero subnet, making the second subnet 192.168.25.16 and the first useable IP address 192.168.25.17. Answers A, C, D, and E are incorrect because each of ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required