Objective 1.02 Identify the Different Zone Types and Their Purpose 302 Practice Questions (Page 4)

Questions 16–20

1. 16expert · hard

   A company is planning its DNS architecture for a new domain. They need to ensure high availability and load distribution. They decide to use one master zone and multiple slave zones. However, they are concerned about the consistency of the data between the master and slaves. Which approach best ensures that all slave zones have the most current data?

   • AUse a stub zone on the slaves to automatically receive updates.
   • BConfigure the slave zones to poll the master at regular intervals for changes.
   • CManually update each slave zone whenever the master zone changes.
   • DConfigure the master zone to notify all slave zones of updates and allow them to initiate zone transfers.
   Reveal Solution Discussion Select an answer first
2. 17foundation · easy

   In a BIG-IP DNS configuration, which zone type would you use to host the authoritative records for the domain 'example.com'?

   • AStub zone
   • BMaster zone
   • CHint zone
   • DSlave zone
   Reveal Solution Discussion Select an answer first
4. 18foundation · easy

   A DNS administrator wants to add a secondary server that will answer queries for a zone but will not be the primary source of changes. Which zone type should be configured on that server?

   • AMaster zone
   • BHint zone
   • CRoot zone
   • DSlave zone
   Reveal Solution Discussion Select an answer first
5. 19foundation · easy

   Which of the following correctly lists the five DNS zone types recognized in BIG-IP DNS?

   • AAuthoritative, Recursive, Forward, Root, Stub
   • BPrimary, Secondary, Cache, Forward, Reverse
   • CMaster, Cache, Hint, Root, Delegation
   • DMaster, Slave, Hint, Root, Stub
   Reveal Solution Discussion Select an answer first
6. 20foundation · easy

   What is the defining characteristic of a master zone in DNS?

   • AIt provides a list of root server addresses to bootstrap resolution.
   • BIt contains only the NS records of a child zone for delegation.
   • CIt is a read-only copy of another zone used for redundancy.
   • DIt is the authoritative source for a domain and holds the primary copy of zone data.
   Reveal Solution Discussion Select an answer first