COMPUTER FUNDAMENTALS

COMPUTER SOFTWARE

OPERATING SYSTEMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What’s a firewall
A
protect (a network or system) from unauthorized access with a firewall.
B
a wall or partition designed to inhibit or prevent the spread of fire.
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -A firewall is a digital security system that checks all incoming and outgoing traffic on a network according to a defined set of rules. A firewall keeps out unauthorized traffic and lets in only communications that are deemed safe, using a set of security rules that you or your network administrator set up.

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