IT Ops Specialist Troubleshooting a Connectivity Complaint 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. A network switch port LED is off. What should you check first?

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About This Quiz
IT Ops Specialist Troubleshooting A ConnectivITy Complaint Quiz - Quiz

This quiz evaluates your ability to diagnose and resolve network connectivity issues in an enterprise environment. You'll apply CompTIA Network+ knowledge to troubleshoot real-world problems involving OSI layers, protocols, hardware, and configuration. Ideal for IT operations specialists preparing for certification or strengthening hands-on troubleshooting skills.

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2. Which command would you use to release and renew a DHCP lease on Windows?

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3. A switch port shows errors and collisions. What should you investigate first?

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4. You cannot access a specific server by hostname but can by IP address. What is the problem?

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5. Which Layer 2 protocol is used to resolve IP addresses to MAC addresses?

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6. A user reports slow network speeds. Which is NOT a typical cause?

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7. What does the arp -a command display?

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8. You suspect a rogue DHCP server. Which protocol uses port 67/68 for DHCP communication?

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9. A user's connection drops intermittently. Which tool would help identify packet loss?

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10. What does the netstat -an command show?

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11. A user reports no internet access. Which OSI layer would you check first when diagnosing a physical connectivity problem?

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12. You observe a lot of duplicate IP addresses on the network. What is this condition called?

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13. Which command displays the current routing table on a Windows system?

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14. A user can ping the gateway but cannot access web servers. What is the most probable issue?

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15. You need to verify DNS is resolving correctly. Which command would you use?

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16. What does the tracert command help diagnose?

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17. A ping to 8.8.8.8 fails, but ping to your default gateway succeeds. Where is the problem likely located?

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18. You run ipconfig /all and see the default gateway is blank. What is the most likely cause?

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19. A workstation has an APIPA address (169.254.x.x). What does this indicate?

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20. You suspect a bad network cable. Which tool would you use to verify cable continuity and pinout?

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A network switch port LED is off. What should you check first?
Which command would you use to release and renew a DHCP lease on...
A switch port shows errors and collisions. What should you investigate...
You cannot access a specific server by hostname but can by IP address....
Which Layer 2 protocol is used to resolve IP addresses to MAC...
A user reports slow network speeds. Which is NOT a typical cause?
What does the arp -a command display?
You suspect a rogue DHCP server. Which protocol uses port 67/68 for...
A user's connection drops intermittently. Which tool would help...
What does the netstat -an command show?
A user reports no internet access. Which OSI layer would you check...
You observe a lot of duplicate IP addresses on the network. What is...
Which command displays the current routing table on a Windows system?
A user can ping the gateway but cannot access web servers. What is the...
You need to verify DNS is resolving correctly. Which command would you...
What does the tracert command help diagnose?
A ping to 8.8.8.8 fails, but ping to your default gateway succeeds....
You run ipconfig /all and see the default gateway is blank. What is...
A workstation has an APIPA address (169.254.x.x). What does this...
You suspect a bad network cable. Which tool would you use to verify...
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