Appendix A. Answers to the “Do I Know This Already?” Quizzes

Chapter 2

1. A, B, C, D. The DNS namespace includes root domains, top-level domains, second-level domains, and hostnames. You can even have additional subdomains at levels beneath the second level. However, NetBIOS names are not a component of the DNS namespace.

2. C. When installing a DNS server, you should ensure that it has a static IP address. If it is configured to use DHCP to obtain an IP address automatically, its IP address could change and client computers would be unable to locate the DNS server. The server does not need to be configured as a domain controller or an application server; further, it can function properly with only a single network adapter.

3. A. ...

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