Objective 1.02 Identify the Different Zone Types and Their Purpose 302 Practice Questions (Page 2)

Questions 6–10

1. 6application · medium

   A company runs its public DNS for example.com on a pair of BIG-IP DNS systems. The primary system holds the writable copy of the zone data, and the secondary system must maintain an identical read-only copy to serve queries if the primary becomes unavailable. Which zone type should be configured on the secondary system?

   • ASlave zone
   • BHint zone
   • CStub zone
   • DMaster zone
   Reveal Solution Discussion Select an answer first
2. 7application · medium

   A DNS administrator is reviewing the zone configuration on a BIG-IP DNS system. The system has a zone that contains only NS records for a child domain, a zone that contains root server addresses, and a zone that is a full read-only copy of a master. Which three zone types are present?

   • AHint, Slave, Master
   • BStub, Root, Master
   • CStub, Hint, Slave
   • DRoot, Stub, Slave
   Reveal Solution Discussion Select an answer first
4. 8expert · hard

   A large enterprise runs DNS for multiple domains. They have a master zone for each domain, and they use slave zones for redundancy. Recently, they delegated a subdomain to a partner and want to minimize the number of queries that reach the parent servers. The administrator is considering adding a stub zone for the subdomain. Which statement best describes the benefit of using a stub zone in this scenario?

   • AIt replaces the need for a master zone for the parent domain.
   • BIt allows the parent to edit the child zone's records directly.
   • CIt provides a full read-only copy of the child zone, eliminating the need for the child's servers.
   • DIt reduces the number of queries sent to the parent servers by allowing direct referrals to the child's authoritative servers.
   Reveal Solution Discussion Select an answer first
5. 9application · medium

   A DNS team is designing a new architecture for a domain. They need one server to hold the authoritative, writable copy of the zone, and another server to hold a read-only copy for redundancy. Additionally, they want to configure a zone that contains only NS records for a delegated subdomain. Which three zone types will they use?

   • ASlave, Stub, Hint
   • BMaster, Slave, Hint
   • CMaster, Stub, Hint
   • DMaster, Slave, Stub
   Reveal Solution Discussion Select an answer first
6. 10foundation · easy

   What is the primary purpose of a slave zone in DNS?

   • ATo provide a read-only copy of a master zone for redundancy and load distribution.
   • BTo contain only NS records of a child zone for delegation.
   • CTo provide a list of root server addresses for resolution.
   • DTo hold the authoritative primary copy of a domain's data.
   Reveal Solution Discussion Select an answer first