Computer Applications
What is the purpose of a firewall ?
- To detect viruses on a system and prevent them from attacking it and spreading
- To prevent unauthorised connections coming in to and out of a network
- To prevent a hacker from logging on to the network
Computing Safety & Ethics
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Answer
To prevent unauthorised connections coming in to and out of a network
Reason — Firewall is a program that monitors all communications and traps all illicit packets. It helps to prevent unauthorised connections coming in to and out of a network.
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