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This chapter is from the book

Check Your Understanding

Complete all of the review questions to test your understanding of the topics and concepts in this chapter. The answers appear in Appendix B, "Answers to the Check Your Understanding Questions."

For additional, more in-depth questions, refer to the chapter-specific study guides on the companion CD-ROM.

  1. What feature lets a Cisco router act as a DHCP client?

    1. NAT

    2. DHCP

    3. DNS

    4. Easy IP

  2. What is a summarization address for the networks 172.21.136.0/24 and 172.21.143.0/24?

    1. 172.21.136.0/21

    2. 172.21.136.0/20

    3. 172.21.136.0/22

    4. 172.21.128.0/21

  3. The subnet 172.6.32.0/20 is again subnetted to 172.6.32.0/26. What is the result?

    1. 1024 subnets

    2. 64 hosts per subnet

    3. 62 hosts per subnet

    4. 2044 subnets

  4. What routing protocol does not contain subnet mask information in its routing updates?

    1. EIGRP

    2. OSPF

    3. RIP

    4. RIPv2

  5. What method is used to represent a collection of IP network addresses with a single IP network address?

    1. Classful routing

    2. Subnetting

    3. Address translation

    4. Route summarization

  6. According to RFC 1918, which of the following is a private Internet address?

    1. 10.215.34.124

    2. 192.32.146.23

    3. 172.34.221.18

    4. 119.12.73.215

  7. Which of the following is a characteristic of IP unnumbered?

    1. Avoids wasted addresses on multiaccess links

    2. Efficient addressing on Ethernet links

    3. Uses another router interface address

    4. May be used with classful and classless routing protocols

  8. How many bits make up an IPv6 address?

    1. 32

    2. 48

    3. 64

    4. 128

  9. What is the purpose of IP helper addresses?

    1. To relay key UDP broadcast requests to hosts on the same subnet

    2. To relay key UDP broadcast requests to hosts on the other subnets

    3. To relay key TCP broadcast requests to hosts on other subnets

    4. To relay key TCP broadcast requests to hosts on the same subnet

  10. What are the three general types of IPv6 addresses?

    1. Class 1, Class 2, Class 3

    2. Class A, Class B, Class C

    3. Unicast, anycast, multicast

    4. Public, site, interface

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