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Root DNS Servers
A root server is a serve which consists of the entire hierarchy of servers. A root server usually does not store any information about domains but delegates its authority to other servers keeping references to those servers.
There are several root servers each covering the whole domain name space. The servers are distributed al around the world. In the internet there are 13root DNS server ( Labeled a through M.
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It imposes hierarchy and a division of labor between processors. Only one designated processor, the master, controls (in a tightly coupled arrangement) slave processors dedicated t
Define the concept of Unicast IP address?
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