Drill well-known ports: match each service to the port and protocol it runs on.
Which service runs on port 139/TCP?
Well-known ports 0–1023 map to core services: 80 HTTP, 443 HTTPS, 22 SSH, 53 DNS. Score tracks your correct answers.
Port 443/tcp → HTTPSWell-known ports up to 1024, asking which service runs on each port and protocol.
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