dpkg-preconfigure lets packages ask questions before they are installed.
It operates on a set of debian packages, and all packages that use debconf
will have their config script run so they can examine the system and ask
Select the frontend to use.
Set the lowest priority of questions you are interested in. Any questions
with a priority below the selected priority will be ignored and their
default answers will be used.
Enables terse output mode. This affects only some frontends.
Run in apt mode. It will expect to read a set of package filenames from
stdin, rather than getting them as parameters. Typically this is used to
make apt run dpkg-preconfigure on all packages before they are installed.
To do this, add something like this to /etc/apt/apt.conf:
// Pre-configure all packages before
// they are installed.
"dpkg-preconfigure --apt --priority=low";