(ISC)2(ISC)2
CERTIFIED-IN-CYBERSECURITY · Question #180
CERTIFIED-IN-CYBERSECURITY Question #180: Real Exam Question with Answer & Explanation
The correct answer is D: 12.123.23.23. 12.123.23.23 is a valid public IP address.The other three answers are not valid public IP addresses, as 192.123.123.123 and 172.213.123.321 are in the private IP range, and 256.231.342.123 is outside the valid range of public IP addresses (see ISC2 Study Guide, Chapter 4, Module
Network Security Concepts
Question
Which of the following is a valid public IP?
Options
- A256.231.342.123
- B172.213.123.321
- C192.168.123.123
- D12.123.23.23
Explanation
12.123.23.23 is a valid public IP address.The other three answers are not valid public IP addresses, as 192.123.123.123 and 172.213.123.321 are in the private IP range, and 256.231.342.123 is outside the valid range of public IP addresses (see ISC2 Study Guide, Chapter 4, Module 1).
Topics
#IP Addressing#IPv4#Public IP#Private IP
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