A) Firewall
B) Antivirus
C) Jammer
D) Plotter
E) Defender
Correct Answer: A
Solution :
[a] A firewall is a system designed to prevent unauthorized access to or from a private network. Firewalls can be implemented in both hardware and software, or a combination of both. They are frequently used to prevent unauthorized Internet users from accessing private networks connected to the Internet.You need to login to perform this action.
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