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DNS stands for Domain Name System. A DNS enables a computer to keep track of website names without the use of IP addresses. A DNS test finds out which DNS servers are used by the domain specified by the user.
Nslookup
nslookup
Check on the discussions I posted a link to an article that details how to change the DNS in XP, vista and 7
ipconfig
The host file provides a list of static DNS entries for a specific computer. In general, the computer checks it's host file for DNS lookup before going to the DNS server.If the server name is found in the host file, the computer uses the specified IP address. Otherwise, the server queries a DNS server for name lookup.
The dynamic DNS integrated DNS refers to the method of automatically updating a name server in the DNS in real time.
Secondary DNS gets its records from the Primary DNS Server. The secondary DNS is essentially there in case the primary DNS doesn't respond.
A DNS root zone is the top-level DNS zone in a Domain Name System (DNS) hierarchy
round robin
True
dns