Tell me one good software in each case?

in audio, video, anti virus, notepad, security, picture editor, download manager and others

Tell me one good software in each case?malware

All the software I am going to list are free...and if you want to download them, just click on the links.

Audio - Windows Media Player Or WinAmp

http://www.microsoft.com/windows/windows...

http://winamp.com/player/free.php

Video - Windows Media Player %26 Quicktime

http://www.microsoft.com/windows/windows...

http://www.apple.com/quicktime/download/...

Anti-Virus - Grisoft's AVG

http://free.grisoft.com/softw/70free/set...

Notepad - EditPad Lite

http://download.jgsoft.com/editpad/Setup...

Security (Firewall) - Sygate Personal Firewall

http://downloads.pcworld.com/pub/new/pri...

Security (Anti-Virus) - Windows Defender

http://www.microsoft.com/downloads/detai...

Picture Editor - GIMP for Windows

http://easynews.dl.sourceforge.net/sourc...

Download Manager - Free Download Manager

http://www.freedownloadmanager.org/downl...

Tell me one good software in each case?norton 360

http://www.download.com/
antivirus= avg free

norton2005=free with googlepack

winamp=free