Computers and Technology
Computers and Technology, 19.03.2020 19:49, Keelana

If a local DNS server cannot find an IP address for a specified URL, it does this.

a. Queries the next DNS server
b. Returns an error 4xx to the client requesting the resource
c. A reverse lookup of the authoritative record
d. Performs an iterative query of the local DNS servers database

answer
Answers: 2

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If a local DNS server cannot find an IP address for a specified URL, it does this.

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