Question

define the term firewall

Answer 1

A part of a computer system that is designed to prevent people from getting information without authority but still allows them to receive information that is sent to them.

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Answer 2

1.A physical firewall is a wall made of brick, steel, or other inflammable material that prevents the spread of a fire in a building.

2.A firewall is a network security system designed to prevent unauthorized access to or from a private network.

3.A computer 'firewall' is an over-arching term to describe specialized defense systems for a computer network or a single computing device.