.deb pakage querys

[Ruben Laban]

On Thursday 20 March 2008, Robert Holtzman wrote:
> In distros using RPM package management a simple "rpm -q <package name>"
> reveals whether a package is installed and what version it is. I've been
> checking man pages for aptitude and apt-get and can't find the same
> capability. Aptitude has an option which gives package information but
> doesn't seem to indicate whether the package is installed. "Aptitude
> search <package name>" seems to show whether the package is installed but
> gives no version information.
>
> Can someone tell me what I'm missing?

man dpkg
-- 
Ruben