Why isn't there a B: drive in computer?

Question

A : floppy

B : ?

C : Hardisk

What's B reserved for?

Answer 1

最愛解答

http://en.wikipedia.org/wiki/Drive_letter_assignme...

Answer 2

in the beginning there was only an a and a b drive both floppy now all you need to do is assign a component to it such as a floppy or another disk drive

Answer 3

Back in the day it was common to have 2 floppy drives.

Answer 4

B: was used for the 2nd floppy drive back when PCs had dual floppy drives.