Cloud+ V3 Troubleshooting DNS and Network Path Issues Quiz

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| Questions: 20 | Updated: Aug 12, 2026
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1. When troubleshooting cloud connectivity, which command shows active network connections and listening ports?

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About This Quiz
Cloud+ V3 Troubleshooting Dns and Network Path Issues Quiz - Quiz

This quiz evaluates your ability to diagnose and resolve DNS and network path issues in cloud environments. You'll test your knowledge of DNS resolution, network connectivity troubleshooting, routing problems, and common cloud infrastructure issues. Perfect for IT professionals preparing for Cloud+ V3 certification or those managing cloud infrastructure.

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2. When a cloud instance cannot communicate with another instance in a different subnet, the primary cause is usually ____.

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3. Which protocol is used for secure DNS queries to enhance privacy?

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4. A user reports slow cloud service access. PING latency is normal, but DNS queries are slow. What is likely the issue?

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5. In cloud environments, network segmentation using security groups primarily controls ____.

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6. When using TRACERT, if you see asterisks (*) in the output, what does this typically indicate?

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7. The primary function of a reverse DNS lookup is to ____.

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8. A cloud application experiences intermittent connectivity failures. Which metric is critical to investigate?

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9. Which of the following best describes a CNAME record?

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10. A DNS server returns a response with SERVFAIL status. This indicates ____.

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11. Which DNS record type is used to map an IP address back to a hostname?

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12. What is the default port for DNS queries?

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13. A recursive DNS query differs from an iterative query in that it ____.

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14. Which DNS response code indicates that the requested domain name does not exist?

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15. A cloud instance cannot reach a database server. PING succeeds but application connection fails. What should you check?

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16. What does TTL (Time To Live) control in DNS records?

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17. Which tool would you use to trace the network path packets take to a destination?

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18. A user cannot access a cloud service by hostname but can by IP address. What is the primary issue?

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19. When a DNS query times out, which layer of the OSI model is most likely affected?

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20. What does NSLOOKUP command primarily help troubleshoot?

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When troubleshooting cloud connectivity, which command shows active...
When a cloud instance cannot communicate with another instance in a...
Which protocol is used for secure DNS queries to enhance privacy?
A user reports slow cloud service access. PING latency is normal, but...
In cloud environments, network segmentation using security groups...
When using TRACERT, if you see asterisks (*) in the output, what does...
The primary function of a reverse DNS lookup is to ____.
A cloud application experiences intermittent connectivity failures....
Which of the following best describes a CNAME record?
A DNS server returns a response with SERVFAIL status. This indicates...
Which DNS record type is used to map an IP address back to a hostname?
What is the default port for DNS queries?
A recursive DNS query differs from an iterative query in that it ____.
Which DNS response code indicates that the requested domain name does...
A cloud instance cannot reach a database server. PING succeeds but...
What does TTL (Time To Live) control in DNS records?
Which tool would you use to trace the network path packets take to a...
A user cannot access a cloud service by hostname but can by IP...
When a DNS query times out, which layer of the OSI model is most...
What does NSLOOKUP command primarily help troubleshoot?
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