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SSCP · Question #710

SSCP Question #710: Real Exam Question with Answer & Explanation

The correct answer is A: 192.168.42.5. This is a valid Class C reserved address. For Class C, the reserved addresses are 192.168.0.0 - 192.168.255.255. The private IP address ranges are defined within RFC 1918: RFC 1918 private ip address range The following answers are incorrect: 192.166.42.5 Is incorrect because it

Submitted by carlos_mx· Apr 18, 2026Network and Communications Security

Question

Which of the following is an IP address that is private (i.e. reserved for internal networks, and not a valid address to use on the Internet)?

Options

  • A192.168.42.5
  • B192.166.42.5
  • C192.175.42.5
  • D192.1.42.5

Explanation

This is a valid Class C reserved address. For Class C, the reserved addresses are 192.168.0.0 - 192.168.255.255. The private IP address ranges are defined within RFC 1918: RFC 1918 private ip address range The following answers are incorrect: 192.166.42.5 Is incorrect because it is not a Class C reserved address. 192.175.42.5 Is incorrect because it is not a Class C reserved address. 192.1.42.5 Is incorrect because it is not a Class C reserved address.

Topics

#Private IP addresses#RFC 1918#Network addressing

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