Which of the Following Statements About Firewalls Is Wrong

Multiple Choice

Which of the following statements about firewalls is wrong?

A) A firewall is a security system comprised of hardware and software that is built using routers,servers,and a variety of software.
B) A firewall allows individuals on the corporate network to send and receive data packets from the Internet.
C) A firewall can filter through packets coming from outside networks to prevent unauthorized access.
D) A firewall connects different LANs,software-based intelligent devices,and examines IP addresses.