Your Colleague Has Set the Default TTL Value for Your

Multiple Choice

Your colleague has set the default TTL value for your company's primary DNS zone to 15 minutes. Which of the following is most likely to occur as a result of this change?

A) Resource records cached on the primary DNS server will expire after 15 minutes.
B) Secondary servers will initiate a zone transfer every 15 minutes.
C) DNS hosts will re-register their records once every 15 minutes.
D) DNS clients will have to query the server more frequently to resolve names for which the server is authoritative.