MCSE tests suck.

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Autor: James Lee Bell
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Temat: MCSE tests suck.
Oops! Make that:

2^n - 1 > 10
2^n > 11

It helps to actually add one to both sides. ;-)

James Lee Bell wrote:

>
> 2^n -1 > 10 ---> 2^n > 10 ---> (1,4,8,*16*,32,64,...) > 10, so n
> = 4 and the mask is 255.255.255.240 as Entelin stated.
>