Question: what is fqdn and pqdn?
Answer: An Fully Qualified Domain Name (FQDN) can unambiguously indicate the position of a host relative to the DNS Root. Example of a Fully Qualified Domain Name (FQDN) is pc15.tek.omnisecu.com. ... A Partially Qualified Domain Name (PQDN) is used to specify a portion of a domain name, normally the host portion of it.