Top anti malware test file and portable antivirus

Do you have antivirus or anti malware.
Are the antivirus sensitive on virus or malware infected ?
If you are hard core using computer and surf internet i think you must have at least one antivirus.The antivirus don't care the branded what important's have.
A paid antivirus always better than free antivirus.i like kaspersky antivirus but now the trial perion was out of date so i cannot up date my kaspersky.
Do you know the antivirus still can save from virus infection.I think dont unless when the antivirus given infected signal.
I like read an pc megazine but i don't know what month and i find that how to known that the computer still sensitive from virus infected.

Here are some tips to known the computer still save from virus infected

Tips to known the computer still save from virus infected Seep #1:
- Unhide all file and folder from tool bar tools if tou are find some suspected file u not install that i think the computer was infected

Tips to known the computer still save from virus infected Seep #2:
- Unhide extension for known file types from tools bar tools

Tips to known the computer still save from virus infected Seep #3:
-Download test file from European exper group or it security and test it.

IF you thing your antivirus are not sensitive with infected try to download portable antivirus like micro world technologies. drweb, data0.net, geekz.net,