Question

Why DNS Caching? What is the value of caching in the local DNS name server? Check all that apply. Select one or more: a. DNS caching provides for faster replies, if the reply to the query is found in the cache. b. DNS caching provides prioritized access to the root servers, since the DNS request is from a local DNS cache. c. DNS caching provides the ability to serve as authoritative name server for multiple organizations. d. DNS caching results in less load elsewhere in DNS, when the reply to a query is found in the local cache.

Answer 1

Answer below:

Step-by-step explanation:

DNS caching results in less load elsewhere in DNS, when the reply to a query is found in the local cache.

DNS caching provides the ability to serve as authoritative name server for multiple organizations. DNS caching provides for faster replies, if the reply to the query is found in the cache.