Firewalls

5 practice questionsCybersecurityStep-by-step solutions

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A stateful firewall differs from a stateless packet filter because it:

A.Only inspects individual packets in isolation

B.Tracks the state of active connections to make decisions

C.Cannot block any traffic

D.Operates only at the physical layer

A firewall's primary function is to:

A.Encrypt all stored files

B.Filter network traffic according to security rules

C.Back up data automatically

D.Detect physical intruders

A VPN (Virtual Private Network) primarily provides:

A.Faster internet by removing encryption

B.An encrypted tunnel over a public network

C.Free antivirus

D.A new IP for the server only

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