A ____ is a device designed to protect an internal network or node from intentional or unintentional damage from an external network.

A ____ is a device designed to protect an internal network or node from intentional or unintentional damage from an external network.

A ____ is a device designed to protect an internal network or node from intentional or unintentional damage from an external network.


A. Firewall
B. Gate
C. Fence
D. Barricade

Answer : A.