Answer:
hey what's the language can't understand
Answer:
The answers are: it is used to enable fast DNS queries and It can help reduce the amount of network traffic generated by DNS servers.
Explanation:
Because a DNS server can resolve a query from tis local data sends a recursive qyery to a root server.
Microcomputers are currently the most popular.
Explanation:
I think option b. integer data type is the suitable answer.