Your system contains the line:
search uk.sun.com central.sun.com
in its local DNS configuration file.
Which is the purpose of this line?
A.
It defines the list of domains for which the system is a DNS server.
B.
It defines a list of domains to search when performing a host lookup.
C.
It defines a list of domains the system is allowed to query using DNS.
D.
It defines the list of DNS servers the system can use for DNS failover.