Windows Firewall exceptions

[tifa lock]

I just wanna ask if these exceptions in windows firewall are safe.
DAP
google talk plugin
hpfccopy.exe
hpiscnapp.exe
hpoews.exe
hposid01.exe
hpqcopy2.exe
hpqgpltupl.exe
hpqkygrp.exe
hpqtra08.exe
hpqush.exe
hpqusgm.exe
hpwucli.exe
Internet Connection Sharing (DHCP Server in)
ICS (DHCP Server-in DS Shifted)
ICS (DHCPv6-ion)
ICS (DNS-Server-in)
ICS (DNS Server in-DS Shifted)
iTunes
Lifecam.exe
LifeEn2.exe
LifeExp.exe
Microsoft Directplay Vioce test
Microsoft Office outlook
Microsoft one nore
Network diagnostics for windows xp
remote assistance
run dll as an app
smartwebprint.exe
webkit
yahoo messenger

Thanks a lot in advance!