Infrastructure Specialist Auditing Open Ports on the Network Quiz

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| By Thames
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Quizzes Created: 8865 | Total Attempts: 106,055
| Questions: 20 | Updated: Aug 13, 2026
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1. Which firewall rule action should be applied to ports not required for business operations?

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About This Quiz
Infrastructure Specialist Auditing Open Ports On The Network Quiz - Quiz

This quiz evaluates your ability to audit and manage open ports on networks as a secure infrastructure specialist. You'll assess port security practices, identify vulnerabilities, understand common protocols, and apply best practices for network hardening. Master port auditing techniques essential for CompTIA Network+ certification and real-world infrastructure security roles.

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2. Which scanning method is most reliable for detecting open ports but generates significant network traffic?

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3. Port 3306 is the default port for which database management system?

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4. What is the purpose of port whitelisting in network security?

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5. Which command-line tool displays active network connections and their associated ports on Windows systems?

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6. Port 25 is associated with which mail transfer protocol?

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7. What is the primary risk of leaving high-numbered ports open without monitoring?

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8. Which protocol runs on port 389 and is used for directory services?

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9. What does a port showing 'ESTABLISHED' status indicate in netstat output?

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10. Port 53 is reserved for which network service?

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11. Which TCP port does SSH use by default?

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12. What is the standard port for SNMP (Simple Network Management Protocol)?

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13. Which port scanning technique attempts connection without completing the three-way handshake?

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14. Port 3389 is commonly associated with which remote access protocol?

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15. What is a key benefit of closing unnecessary open ports?

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16. Which port range is designated for ephemeral or dynamic ports?

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17. What does the netstat command display regarding network connections?

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18. Port 443 is associated with which secure protocol?

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19. Which tool is commonly used to scan and identify open ports on a network?

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20. What is the primary purpose of port auditing in network security?

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Which firewall rule action should be applied to ports not required for...
Which scanning method is most reliable for detecting open ports but...
Port 3306 is the default port for which database management system?
What is the purpose of port whitelisting in network security?
Which command-line tool displays active network connections and their...
Port 25 is associated with which mail transfer protocol?
What is the primary risk of leaving high-numbered ports open without...
Which protocol runs on port 389 and is used for directory services?
What does a port showing 'ESTABLISHED' status indicate in netstat...
Port 53 is reserved for which network service?
Which TCP port does SSH use by default?
What is the standard port for SNMP (Simple Network Management...
Which port scanning technique attempts connection without completing...
Port 3389 is commonly associated with which remote access protocol?
What is a key benefit of closing unnecessary open ports?
Which port range is designated for ephemeral or dynamic ports?
What does the netstat command display regarding network connections?
Port 443 is associated with which secure protocol?
Which tool is commonly used to scan and identify open ports on a...
What is the primary purpose of port auditing in network security?
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