Firewall provides a way of controlling network access to a computer. However, using firewall may degrade the performance of the system. It is also difficult to configure and maintain the firewall.
Because it works with an operating system, and has no firewall in it, it could corrupted like any unprotected computer by an attacker
No Firewall
There is no such thing as firewall thinking or there is not any public information on firewall thinking.
Neither. Use AVG firewall. It's even better than the other two or the Windows firewall.
Is it your PC's firewall or NORTON firewall ? You may have more than one firewall installed on your PC
packet filter firewall
There is no such thing as firewall thinking or there is not any public information on firewall thinking.
Integrated firewall.
binary firewall that allows only authorized IP addresses to pass through the firewall.
a third party firewall is any firewall that did not come with the computers operating system
It is the general consensus that you should complement your firewall program by installing a hardware firewall. This is a firewall that is built into a router or stand-alone device. It often provides greater protection than a software-based firewall.
A statefull firewall.