DNS - video not showing /etc/nsswitch.conf while explaining

In DNS topic, while explaining about /etc/nsswitch.conf referring about hosts entry…nothing is showing in video to understand it better . Please cross check.

Hello, @santosh.charugulla
Thanks to note it down.

master $ cat /etc/nsswitch.conf
# /etc/nsswitch.conf
#
# Example configuration of GNU Name Service Switch functionality.
# If you have the `glibc-doc-reference' and `info' packages installed, try:
# `info libc "Name Service Switch"' for information about this file.

passwd:         compat systemd
group:          compat systemd
shadow:         compat
gshadow:        files

hosts:          files dns
networks:       files

Please update video of DNS which helps understand better.