Question: cd to the / etc directory. execute the following command. ls - l ho * . [ ad ] * The output is the following:

cd to the /etc directory. execute the following command. ls -l ho*.[ad]* The output is the following: -rw-r--r--1 root root 411 Oct 82019 hosts.allow -rw-r--r--1 root root 711 Oct 82019 hosts.deny This is exactly the output I was hoping for. What function are the [] performing?

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