Which type of DNS record should you modify?

You have a DNS server named DN51 that runs Windows Server 2012 R2. On DNS1, you create a standard primary DNS zone named adatum.com. You need to change the frequency that secondary name servers will replicate the zone from DNS1.

Which type of DNS record should you modify?
A . Name server (NS)
B . Start of authority (SOA)
C . Host information (HINFO)
D . Service location (SRV)

View Answer

Answer: B

Explanation:

The time to live is specified in the Start of Authority (SOA) record

Note: TTL (time to live) – The number of seconds a domain name is cached locally before expiration and return to authoritative nameservers for updated information.