That’s why I subnet in the Summer

January 10, 2013



Which of these would be the decimal equivalent of a /16 subnet mask?

A) 255.0.0.0

B) 255.255.0.0

C) 255.255.255.0

D) 255.255.255.255

E) It’s easier to do the math if I take my shoes and socks


The answer: B) 255.255.0.0

Sixteen bits of a subnet mask is equivalent to 255.255.0.0.

Want to know more? Watch “TCP/IP Subnets.”

Our TCP/IP networks are separated into many subnets. In this video, you’ll learn about the fundamentals of IP subnetting and how legacy class-based and modern classless subnetting is used to connect the worldwide Internet.

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Category: CompTIA A+ Pop Quizzes

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