A+ Troubleshooting Limited or No Internet Connectivity Quiz

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| Questions: 20 | Updated: Aug 12, 2026
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1. A computer shows 'limited connectivity' on Windows. Which tool would you use to release and renew the DHCP lease?

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About This Quiz
A+ Troubleshooting Limited Or No Internet Connectivity Quiz - Quiz

This quiz assesses your ability to diagnose and resolve limited or no internet connectivity issues using CompTIA A+ Core 1 V15 standards. You'll evaluate network configurations, hardware components, and troubleshooting methodologies to identify root causes and implement solutions. Ideal for IT professionals preparing for certification or strengthening practical networking skills.

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2. A user reports internet works on one computer but not another on the same network. What is the most efficient troubleshooting approach?

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3. When troubleshooting no connectivity, which step comes first in the troubleshooting methodology?

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4. A computer cannot connect to the internet after a Windows update. Which network service should you restart first?

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5. The device failed to obtain a DHCP address and assigned itself an ______ address.

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6. Which command displays the current routing table on a computer?

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7. A cable modem shows no lights. What is the most likely cause?

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8. What does the command 'tracert' accomplish in network troubleshooting?

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9. A user's wireless connection drops frequently. What should you check first?

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10. Which of the following indicates a Layer 2 connectivity issue?

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11. When a computer has no internet connectivity but the ethernet cable is plugged in, what is the first hardware component you should check?

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12. What is the purpose of the ARP protocol in network troubleshooting?

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13. A user cannot access websites by name but can by IP address. What is the likely issue?

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14. Which protocol is used to resolve domain names to IP addresses?

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15. A wireless client shows 'connected' status but has no internet. What should you verify first?

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16. You ping 127.0.0.1 successfully but cannot ping the gateway. What does this indicate?

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17. Which OSI layer handles network connectivity and routing?

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18. A computer cannot obtain an IP address from the DHCP server. Which IP address range indicates a DHCP failure?

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19. What does DHCP stand for?

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20. A user reports limited internet speed. Which command would you use first to verify the physical connection status on Windows?

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A computer shows 'limited connectivity' on Windows. Which tool would...
A user reports internet works on one computer but not another on the...
When troubleshooting no connectivity, which step comes first in the...
A computer cannot connect to the internet after a Windows update....
The device failed to obtain a DHCP address and assigned itself an...
Which command displays the current routing table on a computer?
A cable modem shows no lights. What is the most likely cause?
What does the command 'tracert' accomplish in network troubleshooting?
A user's wireless connection drops frequently. What should you check...
Which of the following indicates a Layer 2 connectivity issue?
When a computer has no internet connectivity but the ethernet cable is...
What is the purpose of the ARP protocol in network troubleshooting?
A user cannot access websites by name but can by IP address. What is...
Which protocol is used to resolve domain names to IP addresses?
A wireless client shows 'connected' status but has no internet. What...
You ping 127.0.0.1 successfully but cannot ping the gateway. What does...
Which OSI layer handles network connectivity and routing?
A computer cannot obtain an IP address from the DHCP server. Which IP...
What does DHCP stand for?
A user reports limited internet speed. Which command would you use...
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