Unix command for dot net

hi all,

I am connected to linux machine.Now i want to search for particular softwares.Like i want to search for software whose names starts with "Micro*". So that i get list of all microsoft products listed on that system. Can any one please provide light on the command i require.Can i perform this can kind of search using command.The reason is When i am running "rpm -qa | less", m getting lots of data which is becoming difficult to manage.

Please help me.

Regards,

Neil