A ______ system placed between the company network and the outside world may limit outside access to the internal network.A．firewallB．modemC．gatewayD．key
A ______ system placed between the company network and the outside world may limit outside access to the internal network.
A．firewall
B．modem
C．gateway
D．key
相关考题：
● A (75) system placed between the company network and the outside world may limit outside access to the internal network.(75)A. firewallB. modemC. gatewayD. key
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