Which addresses are INCORRECTLY paired with their class?

A. 128 to 191, Class B

B. 192 to 223 Class B

C. 128 to 191, Class C

D. 192 to 223, Class C

Answer Posted / guest

Answer: B & C

Address classes are:

1 to 126, Class A;

128 to 191, Class B,

192 to 223, Class C;

224 to 239, Class D; and

240 to 255, Class E.

The first octet rule states that the class of an address can

be determined by the numerical value of the first octet.

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