An administrator adds new DNS servers to the network environment. Which of the following files should the administrator modify?

The correct answer is B. /etc/resolv.conf. The /etc/resolv.conf file is used to define DNS name servers that the system uses for hostname resolution, so adding new DNS servers requires modifying this file.

Networking and Cloud Concepts

Question

Options

A/etc/sysctl.conf
B/etc/resolv.conf
C/etc/host.conf
D/etc/nsswitch.conf

How the community answered

(66 responses)

A
2% (1)
B
92% (61)
C
5% (3)
D
2% (1)

Explanation

The /etc/resolv.conf file is used to define DNS name servers that the system uses for hostname resolution, so adding new DNS servers requires modifying this file.

Topics

#DNS configuration#resolv.conf#name resolution#network files

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