Command to check whether a software package is installed in fedora

Today we are gona learn how to check whether a software package is installed in you fedora or Not?


There is a command which tells weather a software package is installed or not in your system.
the command is


$ rpm -q   packagename
you have to replace the package name what you are searching for…

eg:

[gnits@Gnits ~]$  rpm -q ruby
ruby-1.8.7.334-1.fc14.i686
[gnits@Gnits ~]$  rpm -q mayavi
package mayavi is not installed

have fun