If a DNS server has a ____, it can authoritatively answer queries for hosts in that zone or with that common namespace.
A) DNS zone
B) DNS file
C) DNS slave
D) DNS stub

Question

Quizplus · Accepted Answer

A DNS server with a DNS zone can authoritatively answer queries for hosts in that zone or with that common namespace. A DNS zone is a portion of the domain name space that is managed by a specific organization, which may include one or more DNS servers. The DNS zone contains all the resource records for the hosts in that zone or namespace.

Options B, C, and D are incorrect because DNS files, DNS slaves, and DNS stubs do not necessarily have the capability to authoritatively answer queries for a specific zone or namespace. DNS files and slaves are used to store and replicate DNS information, while DNS stubs are used to forward DNS queries to other DNS servers.

If a DNS Server Has a ____, It Can Authoritatively